diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
index 974efc3ad3..21a6e2fdc0 100644
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -169,7 +169,6 @@ phutil_register_library_map(array(
     'ConduitAPI_user_info_Method' => 'applications/conduit/method/user/info',
     'ConduitAPI_user_whoami_Method' => 'applications/conduit/method/user/whoami',
     'ConduitException' => 'applications/conduit/protocol/exception',
-    'DarkConsole' => 'aphront/console/api',
     'DarkConsoleConfigPlugin' => 'aphront/console/plugin/config',
     'DarkConsoleController' => 'aphront/console/controller',
     'DarkConsoleCore' => 'aphront/console/core',
diff --git a/src/aphront/console/api/DarkConsole.php b/src/aphront/console/api/DarkConsole.php
deleted file mode 100644
index 24dcfd2851..0000000000
--- a/src/aphront/console/api/DarkConsole.php
+++ /dev/null
@@ -1,24 +0,0 @@
-<?php
-
-/*
- * Copyright 2011 Facebook, Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * @group console
- */
-class DarkConsole {
-
-}
diff --git a/src/aphront/console/api/__init__.php b/src/aphront/console/api/__init__.php
deleted file mode 100644
index 2e67c88f10..0000000000
--- a/src/aphront/console/api/__init__.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-/**
- * This file is automatically generated. Lint this module to rebuild it.
- * @generated
- */
-
-
-
-
-phutil_require_source('DarkConsole.php');
diff --git a/src/aphront/console/plugin/config/DarkConsoleConfigPlugin.php b/src/aphront/console/plugin/config/DarkConsoleConfigPlugin.php
index 1ec5610ae8..ad5d89ab8d 100644
--- a/src/aphront/console/plugin/config/DarkConsoleConfigPlugin.php
+++ b/src/aphront/console/plugin/config/DarkConsoleConfigPlugin.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleConfigPlugin extends DarkConsolePlugin {
+final class DarkConsoleConfigPlugin extends DarkConsolePlugin {
 
   public function getName() {
     return 'Config';
diff --git a/src/aphront/console/plugin/errorlog/DarkConsoleErrorLogPlugin.php b/src/aphront/console/plugin/errorlog/DarkConsoleErrorLogPlugin.php
index ba3f6dc87a..973f783192 100644
--- a/src/aphront/console/plugin/errorlog/DarkConsoleErrorLogPlugin.php
+++ b/src/aphront/console/plugin/errorlog/DarkConsoleErrorLogPlugin.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleErrorLogPlugin extends DarkConsolePlugin {
+final class DarkConsoleErrorLogPlugin extends DarkConsolePlugin {
 
   public function getName() {
     $count = count($this->getData());
diff --git a/src/aphront/console/plugin/errorlog/api/DarkConsoleErrorLogPluginAPI.php b/src/aphront/console/plugin/errorlog/api/DarkConsoleErrorLogPluginAPI.php
index d56799c24c..98d1801596 100644
--- a/src/aphront/console/plugin/errorlog/api/DarkConsoleErrorLogPluginAPI.php
+++ b/src/aphront/console/plugin/errorlog/api/DarkConsoleErrorLogPluginAPI.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleErrorLogPluginAPI {
+final class DarkConsoleErrorLogPluginAPI {
 
   private static $errors = array();
 
diff --git a/src/aphront/console/plugin/event/DarkConsoleEventPlugin.php b/src/aphront/console/plugin/event/DarkConsoleEventPlugin.php
index 2b7d92bbda..eb5dbe5e43 100644
--- a/src/aphront/console/plugin/event/DarkConsoleEventPlugin.php
+++ b/src/aphront/console/plugin/event/DarkConsoleEventPlugin.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleEventPlugin extends DarkConsolePlugin {
+final class DarkConsoleEventPlugin extends DarkConsolePlugin {
 
   public function getName() {
     return 'Events';
diff --git a/src/aphront/console/plugin/event/api/DarkConsoleEventPluginAPI.php b/src/aphront/console/plugin/event/api/DarkConsoleEventPluginAPI.php
index 46f7834ab3..08bac90f65 100644
--- a/src/aphront/console/plugin/event/api/DarkConsoleEventPluginAPI.php
+++ b/src/aphront/console/plugin/event/api/DarkConsoleEventPluginAPI.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleEventPluginAPI extends PhutilEventListener {
+final class DarkConsoleEventPluginAPI extends PhutilEventListener {
 
   private static $events = array();
   private static $discardMode = false;
diff --git a/src/aphront/console/plugin/request/DarkConsoleRequestPlugin.php b/src/aphront/console/plugin/request/DarkConsoleRequestPlugin.php
index ef225391c8..d4d17c394b 100644
--- a/src/aphront/console/plugin/request/DarkConsoleRequestPlugin.php
+++ b/src/aphront/console/plugin/request/DarkConsoleRequestPlugin.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleRequestPlugin extends DarkConsolePlugin {
+final class DarkConsoleRequestPlugin extends DarkConsolePlugin {
 
   public function getName() {
     return 'Request';
diff --git a/src/aphront/console/plugin/services/DarkConsoleServicesPlugin.php b/src/aphront/console/plugin/services/DarkConsoleServicesPlugin.php
index 342c45d18b..4170562081 100644
--- a/src/aphront/console/plugin/services/DarkConsoleServicesPlugin.php
+++ b/src/aphront/console/plugin/services/DarkConsoleServicesPlugin.php
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleServicesPlugin extends DarkConsolePlugin {
+final class DarkConsoleServicesPlugin extends DarkConsolePlugin {
 
   protected $observations;
 
diff --git a/src/aphront/console/plugin/xhprof/DarkConsoleXHProfPlugin.php b/src/aphront/console/plugin/xhprof/DarkConsoleXHProfPlugin.php
index f1ebdcf85c..19ea23f93e 100644
--- a/src/aphront/console/plugin/xhprof/DarkConsoleXHProfPlugin.php
+++ b/src/aphront/console/plugin/xhprof/DarkConsoleXHProfPlugin.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group console
  */
-class DarkConsoleXHProfPlugin extends DarkConsolePlugin {
+final class DarkConsoleXHProfPlugin extends DarkConsolePlugin {
 
   protected $xhprofID;
 
diff --git a/src/aphront/exception/base/AphrontException.php b/src/aphront/exception/base/AphrontException.php
index cfe38e6cf6..6918acf552 100644
--- a/src/aphront/exception/base/AphrontException.php
+++ b/src/aphront/exception/base/AphrontException.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,6 @@
  * limitations under the License.
  */
 
-class AphrontException extends Exception {
+abstract class AphrontException extends Exception {
 
 }
diff --git a/src/aphront/exception/csrf/AphrontCSRFException.php b/src/aphront/exception/csrf/AphrontCSRFException.php
index c2f199526a..f84985f98d 100644
--- a/src/aphront/exception/csrf/AphrontCSRFException.php
+++ b/src/aphront/exception/csrf/AphrontCSRFException.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,6 @@
  * limitations under the License.
  */
 
-class AphrontCSRFException extends AphrontException {
+final class AphrontCSRFException extends AphrontException {
 
 }
diff --git a/src/aphront/exception/redirect/AphrontRedirectException.php b/src/aphront/exception/redirect/AphrontRedirectException.php
index 547167511e..f144b52f3f 100644
--- a/src/aphront/exception/redirect/AphrontRedirectException.php
+++ b/src/aphront/exception/redirect/AphrontRedirectException.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,10 @@
  * limitations under the License.
  */
 
-class AphrontRedirectException extends AphrontException {
+/**
+ * TODO: Remove this entirely? We have no callsites.
+ */
+final class AphrontRedirectException extends AphrontException {
 
   private $uri;
 
diff --git a/src/aphront/request/AphrontRequest.php b/src/aphront/request/AphrontRequest.php
index 9efc167981..118119e6a2 100644
--- a/src/aphront/request/AphrontRequest.php
+++ b/src/aphront/request/AphrontRequest.php
@@ -22,7 +22,7 @@
  *
  * @group aphront
  */
-class AphrontRequest {
+final class AphrontRequest {
 
   const TYPE_AJAX = '__ajax__';
   const TYPE_FORM = '__form__';
diff --git a/src/aphront/request/__tests__/AphrontRequestTestCase.php b/src/aphront/request/__tests__/AphrontRequestTestCase.php
index 151b3ccc7c..2d781b3e1f 100644
--- a/src/aphront/request/__tests__/AphrontRequestTestCase.php
+++ b/src/aphront/request/__tests__/AphrontRequestTestCase.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class AphrontRequestTestCase extends PhabricatorTestCase {
+final class AphrontRequestTestCase extends PhabricatorTestCase {
 
   public function testRequestDataAccess() {
     $r = new AphrontRequest('http://example.com/', '/');
diff --git a/src/aphront/response/304/Aphront304Response.php b/src/aphront/response/304/Aphront304Response.php
index c596244310..3055d57bf9 100644
--- a/src/aphront/response/304/Aphront304Response.php
+++ b/src/aphront/response/304/Aphront304Response.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group aphront
  */
-class Aphront304Response extends AphrontResponse {
+final class Aphront304Response extends AphrontResponse {
 
   public function getHTTPResponseCode() {
     return 304;
diff --git a/src/aphront/response/400/Aphront400Response.php b/src/aphront/response/400/Aphront400Response.php
index 76404e41f9..94c473ab55 100644
--- a/src/aphront/response/400/Aphront400Response.php
+++ b/src/aphront/response/400/Aphront400Response.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group aphront
  */
-class Aphront400Response extends AphrontResponse {
+final class Aphront400Response extends AphrontResponse {
 
   public function getHTTPResponseCode() {
     return 400;
diff --git a/src/aphront/response/403/Aphront403Response.php b/src/aphront/response/403/Aphront403Response.php
index 74829baced..94fde842c5 100644
--- a/src/aphront/response/403/Aphront403Response.php
+++ b/src/aphront/response/403/Aphront403Response.php
@@ -19,7 +19,7 @@
 /**
  * @group aphront
  */
-class Aphront403Response extends AphrontWebpageResponse {
+final class Aphront403Response extends AphrontWebpageResponse {
 
   private $forbiddenText;
   public function setForbiddenText($text) {
diff --git a/src/aphront/response/404/Aphront404Response.php b/src/aphront/response/404/Aphront404Response.php
index a87686adb0..d887ee7e72 100644
--- a/src/aphront/response/404/Aphront404Response.php
+++ b/src/aphront/response/404/Aphront404Response.php
@@ -19,7 +19,7 @@
 /**
  * @group aphront
  */
-class Aphront404Response extends AphrontWebpageResponse {
+final class Aphront404Response extends AphrontWebpageResponse {
 
   public function getHTTPResponseCode() {
     return 404;
diff --git a/src/aphront/response/file/AphrontFileResponse.php b/src/aphront/response/file/AphrontFileResponse.php
index 91916e1f52..62d8ab5871 100644
--- a/src/aphront/response/file/AphrontFileResponse.php
+++ b/src/aphront/response/file/AphrontFileResponse.php
@@ -19,7 +19,7 @@
 /**
  * @group aphront
  */
-class AphrontFileResponse extends AphrontResponse {
+final class AphrontFileResponse extends AphrontResponse {
 
   private $content;
   private $mimeType;
diff --git a/src/aphront/response/plaintext/AphrontPlainTextResponse.php b/src/aphront/response/plaintext/AphrontPlainTextResponse.php
index bf1e30e352..a5906a318c 100644
--- a/src/aphront/response/plaintext/AphrontPlainTextResponse.php
+++ b/src/aphront/response/plaintext/AphrontPlainTextResponse.php
@@ -19,7 +19,7 @@
 /**
  * @group aphront
  */
-class AphrontPlainTextResponse extends AphrontResponse {
+final class AphrontPlainTextResponse extends AphrontResponse {
 
   public function setContent($content) {
     $this->content = $content;
diff --git a/src/aphront/response/redirect/AphrontRedirectResponse.php b/src/aphront/response/redirect/AphrontRedirectResponse.php
index 1b3ea3031e..d51631125c 100644
--- a/src/aphront/response/redirect/AphrontRedirectResponse.php
+++ b/src/aphront/response/redirect/AphrontRedirectResponse.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,6 +17,8 @@
  */
 
 /**
+ * TODO: Should be final but isn't because of AphrontReloadResponse.
+ *
  * @group aphront
  */
 class AphrontRedirectResponse extends AphrontResponse {
diff --git a/src/aphront/response/reload/AphrontReloadResponse.php b/src/aphront/response/reload/AphrontReloadResponse.php
index ec4794702d..d32151ee67 100644
--- a/src/aphront/response/reload/AphrontReloadResponse.php
+++ b/src/aphront/response/reload/AphrontReloadResponse.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,7 +24,7 @@
  *
  * @group aphront
  */
-class AphrontReloadResponse extends AphrontRedirectResponse {
+final class AphrontReloadResponse extends AphrontRedirectResponse {
 
   public function getURI() {
     if ($this->getRequest()->isAjax()) {
diff --git a/src/aphront/response/webpage/AphrontWebpageResponse.php b/src/aphront/response/webpage/AphrontWebpageResponse.php
index 9bdb6f6f92..c94b400357 100644
--- a/src/aphront/response/webpage/AphrontWebpageResponse.php
+++ b/src/aphront/response/webpage/AphrontWebpageResponse.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,6 +17,8 @@
  */
 
 /**
+ * TODO: Should be final, but isn't because of Aphront403Response / 404Response.
+ *
  * @group aphront
  */
 class AphrontWebpageResponse extends AphrontResponse {
diff --git a/src/applications/audit/storage/auditcomment/PhabricatorAuditComment.php b/src/applications/audit/storage/auditcomment/PhabricatorAuditComment.php
index 14c06743fe..9207ba6bf3 100644
--- a/src/applications/audit/storage/auditcomment/PhabricatorAuditComment.php
+++ b/src/applications/audit/storage/auditcomment/PhabricatorAuditComment.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorAuditComment extends PhabricatorAuditDAO {
+final class PhabricatorAuditComment extends PhabricatorAuditDAO {
 
   protected $phid;
   protected $actorPHID;
diff --git a/src/applications/auth/oauth/provider/facebook/PhabricatorOAuthProviderFacebook.php b/src/applications/auth/oauth/provider/facebook/PhabricatorOAuthProviderFacebook.php
index fd1dc59df5..9ce1bec169 100644
--- a/src/applications/auth/oauth/provider/facebook/PhabricatorOAuthProviderFacebook.php
+++ b/src/applications/auth/oauth/provider/facebook/PhabricatorOAuthProviderFacebook.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorOAuthProviderFacebook extends PhabricatorOAuthProvider {
+final class PhabricatorOAuthProviderFacebook extends PhabricatorOAuthProvider {
 
   private $userData;
 
diff --git a/src/applications/auth/oauth/provider/github/PhabricatorOAuthProviderGitHub.php b/src/applications/auth/oauth/provider/github/PhabricatorOAuthProviderGitHub.php
index 61675f2508..a0532a5fe2 100644
--- a/src/applications/auth/oauth/provider/github/PhabricatorOAuthProviderGitHub.php
+++ b/src/applications/auth/oauth/provider/github/PhabricatorOAuthProviderGitHub.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorOAuthProviderGitHub extends PhabricatorOAuthProvider {
+final class PhabricatorOAuthProviderGitHub extends PhabricatorOAuthProvider {
 
   private $userData;
 
diff --git a/src/applications/auth/oauth/provider/google/PhabricatorOAuthProviderGoogle.php b/src/applications/auth/oauth/provider/google/PhabricatorOAuthProviderGoogle.php
index feee95ead3..5fb3e4e6c1 100644
--- a/src/applications/auth/oauth/provider/google/PhabricatorOAuthProviderGoogle.php
+++ b/src/applications/auth/oauth/provider/google/PhabricatorOAuthProviderGoogle.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorOAuthProviderGoogle extends PhabricatorOAuthProvider {
+final class PhabricatorOAuthProviderGoogle extends PhabricatorOAuthProvider {
 
   private $userData;
 
diff --git a/src/applications/auth/view/oauthfailure/PhabricatorOAuthFailureView.php b/src/applications/auth/view/oauthfailure/PhabricatorOAuthFailureView.php
index e334614e60..b1e407ad85 100644
--- a/src/applications/auth/view/oauthfailure/PhabricatorOAuthFailureView.php
+++ b/src/applications/auth/view/oauthfailure/PhabricatorOAuthFailureView.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorOAuthFailureView extends AphrontView {
+final class PhabricatorOAuthFailureView extends AphrontView {
 
   private $request;
   private $provider;
diff --git a/src/applications/conduit/method/arcanist/projectinfo/ConduitAPI_arcanist_projectinfo_Method.php b/src/applications/conduit/method/arcanist/projectinfo/ConduitAPI_arcanist_projectinfo_Method.php
index 313e8abe09..1e9646f047 100644
--- a/src/applications/conduit/method/arcanist/projectinfo/ConduitAPI_arcanist_projectinfo_Method.php
+++ b/src/applications/conduit/method/arcanist/projectinfo/ConduitAPI_arcanist_projectinfo_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_arcanist_projectinfo_Method
+final class ConduitAPI_arcanist_projectinfo_Method
   extends ConduitAPI_arcanist_Method {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/conduit/connect/ConduitAPI_conduit_connect_Method.php b/src/applications/conduit/method/conduit/connect/ConduitAPI_conduit_connect_Method.php
index 8a966ed5bc..3d2a7ff9a4 100644
--- a/src/applications/conduit/method/conduit/connect/ConduitAPI_conduit_connect_Method.php
+++ b/src/applications/conduit/method/conduit/connect/ConduitAPI_conduit_connect_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_conduit_connect_Method extends ConduitAPIMethod {
+final class ConduitAPI_conduit_connect_Method extends ConduitAPIMethod {
 
   public function shouldRequireAuthentication() {
     return false;
diff --git a/src/applications/conduit/method/conduit/getcertificate/ConduitAPI_conduit_getcertificate_Method.php b/src/applications/conduit/method/conduit/getcertificate/ConduitAPI_conduit_getcertificate_Method.php
index 27dd2ecfaf..580e2046c7 100644
--- a/src/applications/conduit/method/conduit/getcertificate/ConduitAPI_conduit_getcertificate_Method.php
+++ b/src/applications/conduit/method/conduit/getcertificate/ConduitAPI_conduit_getcertificate_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_conduit_getcertificate_Method extends ConduitAPIMethod {
+final class ConduitAPI_conduit_getcertificate_Method extends ConduitAPIMethod {
 
   public function shouldRequireAuthentication() {
     return false;
diff --git a/src/applications/conduit/method/conduit/ping/ConduitAPI_conduit_ping_Method.php b/src/applications/conduit/method/conduit/ping/ConduitAPI_conduit_ping_Method.php
index f3c33b6963..f21f678ccf 100644
--- a/src/applications/conduit/method/conduit/ping/ConduitAPI_conduit_ping_Method.php
+++ b/src/applications/conduit/method/conduit/ping/ConduitAPI_conduit_ping_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_conduit_ping_Method extends ConduitAPIMethod {
+final class ConduitAPI_conduit_ping_Method extends ConduitAPIMethod {
 
   public function shouldRequireAuthentication() {
     return false;
diff --git a/src/applications/conduit/method/daemon/launched/ConduitAPI_daemon_launched_Method.php b/src/applications/conduit/method/daemon/launched/ConduitAPI_daemon_launched_Method.php
index 636b9ab138..7081dfc1d6 100644
--- a/src/applications/conduit/method/daemon/launched/ConduitAPI_daemon_launched_Method.php
+++ b/src/applications/conduit/method/daemon/launched/ConduitAPI_daemon_launched_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_daemon_launched_Method extends ConduitAPIMethod {
+final class ConduitAPI_daemon_launched_Method extends ConduitAPIMethod {
 
   public function shouldRequireAuthentication() {
     // TODO: Lock this down once we build phantoms.
diff --git a/src/applications/conduit/method/daemon/log/ConduitAPI_daemon_log_Method.php b/src/applications/conduit/method/daemon/log/ConduitAPI_daemon_log_Method.php
index 4965888273..928534df03 100644
--- a/src/applications/conduit/method/daemon/log/ConduitAPI_daemon_log_Method.php
+++ b/src/applications/conduit/method/daemon/log/ConduitAPI_daemon_log_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_daemon_log_Method extends ConduitAPIMethod {
+final class ConduitAPI_daemon_log_Method extends ConduitAPIMethod {
 
   public function shouldRequireAuthentication() {
     // TODO: Lock this down once we build phantoms.
diff --git a/src/applications/conduit/method/differential/createcomment/ConduitAPI_differential_createcomment_Method.php b/src/applications/conduit/method/differential/createcomment/ConduitAPI_differential_createcomment_Method.php
index 062c76f58b..43226e21cb 100644
--- a/src/applications/conduit/method/differential/createcomment/ConduitAPI_differential_createcomment_Method.php
+++ b/src/applications/conduit/method/differential/createcomment/ConduitAPI_differential_createcomment_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_createcomment_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_createcomment_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Add a comment to a Differential revision.";
diff --git a/src/applications/conduit/method/differential/creatediff/ConduitAPI_differential_creatediff_Method.php b/src/applications/conduit/method/differential/creatediff/ConduitAPI_differential_creatediff_Method.php
index 26ef2434c9..1713d6ff26 100644
--- a/src/applications/conduit/method/differential/creatediff/ConduitAPI_differential_creatediff_Method.php
+++ b/src/applications/conduit/method/differential/creatediff/ConduitAPI_differential_creatediff_Method.php
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_creatediff_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_creatediff_Method extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Create a new Differential diff.";
diff --git a/src/applications/conduit/method/differential/createrevision/ConduitAPI_differential_createrevision_Method.php b/src/applications/conduit/method/differential/createrevision/ConduitAPI_differential_createrevision_Method.php
index dd4ff2e4f2..a6ca59fbbd 100644
--- a/src/applications/conduit/method/differential/createrevision/ConduitAPI_differential_createrevision_Method.php
+++ b/src/applications/conduit/method/differential/createrevision/ConduitAPI_differential_createrevision_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_createrevision_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_createrevision_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Create a new Differential revision.";
diff --git a/src/applications/conduit/method/differential/find/ConduitAPI_differential_find_Method.php b/src/applications/conduit/method/differential/find/ConduitAPI_differential_find_Method.php
index 7117543955..5fcfab0b9c 100644
--- a/src/applications/conduit/method/differential/find/ConduitAPI_differential_find_Method.php
+++ b/src/applications/conduit/method/differential/find/ConduitAPI_differential_find_Method.php
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_find_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_find_Method extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Query Differential revisions which match certain criteria.";
diff --git a/src/applications/conduit/method/differential/getalldiffs/ConduitAPI_differential_getalldiffs_Method.php b/src/applications/conduit/method/differential/getalldiffs/ConduitAPI_differential_getalldiffs_Method.php
index 527f0c146b..22b487df12 100644
--- a/src/applications/conduit/method/differential/getalldiffs/ConduitAPI_differential_getalldiffs_Method.php
+++ b/src/applications/conduit/method/differential/getalldiffs/ConduitAPI_differential_getalldiffs_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_getalldiffs_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_getalldiffs_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Load all diffs for given revisions from Differential.";
diff --git a/src/applications/conduit/method/differential/getcommitmessage/ConduitAPI_differential_getcommitmessage_Method.php b/src/applications/conduit/method/differential/getcommitmessage/ConduitAPI_differential_getcommitmessage_Method.php
index f7b3a86732..ca8a7535c8 100644
--- a/src/applications/conduit/method/differential/getcommitmessage/ConduitAPI_differential_getcommitmessage_Method.php
+++ b/src/applications/conduit/method/differential/getcommitmessage/ConduitAPI_differential_getcommitmessage_Method.php
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_getcommitmessage_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_getcommitmessage_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Retrieve Differential commit messages or message templates.";
diff --git a/src/applications/conduit/method/differential/getcommitpaths/ConduitAPI_differential_getcommitpaths_Method.php b/src/applications/conduit/method/differential/getcommitpaths/ConduitAPI_differential_getcommitpaths_Method.php
index cf39f4de71..aea470403e 100644
--- a/src/applications/conduit/method/differential/getcommitpaths/ConduitAPI_differential_getcommitpaths_Method.php
+++ b/src/applications/conduit/method/differential/getcommitpaths/ConduitAPI_differential_getcommitpaths_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_getcommitpaths_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_getcommitpaths_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Query which paths should be included when committing a ".
diff --git a/src/applications/conduit/method/differential/getdiff/ConduitAPI_differential_getdiff_Method.php b/src/applications/conduit/method/differential/getdiff/ConduitAPI_differential_getdiff_Method.php
index dab997866d..3a72c8efb9 100644
--- a/src/applications/conduit/method/differential/getdiff/ConduitAPI_differential_getdiff_Method.php
+++ b/src/applications/conduit/method/differential/getdiff/ConduitAPI_differential_getdiff_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_getdiff_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_getdiff_Method extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Load the content of a diff from Differential.";
diff --git a/src/applications/conduit/method/differential/getrevision/ConduitAPI_differential_getrevision_Method.php b/src/applications/conduit/method/differential/getrevision/ConduitAPI_differential_getrevision_Method.php
index 0bd34d29ed..3a3f33f4a0 100644
--- a/src/applications/conduit/method/differential/getrevision/ConduitAPI_differential_getrevision_Method.php
+++ b/src/applications/conduit/method/differential/getrevision/ConduitAPI_differential_getrevision_Method.php
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_getrevision_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_getrevision_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Load the content of a revision from Differential.";
diff --git a/src/applications/conduit/method/differential/getrevisioncomments/ConduitAPI_differential_getrevisioncomments_Method.php b/src/applications/conduit/method/differential/getrevisioncomments/ConduitAPI_differential_getrevisioncomments_Method.php
index 86d64dc92b..2220601b2f 100644
--- a/src/applications/conduit/method/differential/getrevisioncomments/ConduitAPI_differential_getrevisioncomments_Method.php
+++ b/src/applications/conduit/method/differential/getrevisioncomments/ConduitAPI_differential_getrevisioncomments_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_getrevisioncomments_Method
+final class ConduitAPI_differential_getrevisioncomments_Method
   extends ConduitAPIMethod {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/differential/getrevisionfeedback/ConduitAPI_differential_getrevisionfeedback_Method.php b/src/applications/conduit/method/differential/getrevisionfeedback/ConduitAPI_differential_getrevisionfeedback_Method.php
index 253d1b8c90..67c009c6f9 100644
--- a/src/applications/conduit/method/differential/getrevisionfeedback/ConduitAPI_differential_getrevisionfeedback_Method.php
+++ b/src/applications/conduit/method/differential/getrevisionfeedback/ConduitAPI_differential_getrevisionfeedback_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_getrevisionfeedback_Method
+final class ConduitAPI_differential_getrevisionfeedback_Method
   extends ConduitAPIMethod {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php b/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php
index 7e29a10d8b..186a2e9c6a 100644
--- a/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php
+++ b/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_markcommitted_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_markcommitted_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Mark Differential revisions as committed.";
diff --git a/src/applications/conduit/method/differential/parsecommitmessage/ConduitAPI_differential_parsecommitmessage_Method.php b/src/applications/conduit/method/differential/parsecommitmessage/ConduitAPI_differential_parsecommitmessage_Method.php
index 547f1922ec..0785e28cc0 100644
--- a/src/applications/conduit/method/differential/parsecommitmessage/ConduitAPI_differential_parsecommitmessage_Method.php
+++ b/src/applications/conduit/method/differential/parsecommitmessage/ConduitAPI_differential_parsecommitmessage_Method.php
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_parsecommitmessage_Method
+final class ConduitAPI_differential_parsecommitmessage_Method
   extends ConduitAPIMethod {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/differential/query/ConduitAPI_differential_query_Method.php b/src/applications/conduit/method/differential/query/ConduitAPI_differential_query_Method.php
index ea280879a8..ac75247814 100644
--- a/src/applications/conduit/method/differential/query/ConduitAPI_differential_query_Method.php
+++ b/src/applications/conduit/method/differential/query/ConduitAPI_differential_query_Method.php
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_query_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_query_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Query Differential revisions which match certain criteria.";
diff --git a/src/applications/conduit/method/differential/setdiffproperty/ConduitAPI_differential_setdiffproperty_Method.php b/src/applications/conduit/method/differential/setdiffproperty/ConduitAPI_differential_setdiffproperty_Method.php
index 2a521c5437..ec1b6fa5c5 100644
--- a/src/applications/conduit/method/differential/setdiffproperty/ConduitAPI_differential_setdiffproperty_Method.php
+++ b/src/applications/conduit/method/differential/setdiffproperty/ConduitAPI_differential_setdiffproperty_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_setdiffproperty_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_setdiffproperty_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Attach properties to Differential diffs.";
diff --git a/src/applications/conduit/method/differential/updaterevision/ConduitAPI_differential_updaterevision_Method.php b/src/applications/conduit/method/differential/updaterevision/ConduitAPI_differential_updaterevision_Method.php
index a219f0c522..6584b39a1c 100644
--- a/src/applications/conduit/method/differential/updaterevision/ConduitAPI_differential_updaterevision_Method.php
+++ b/src/applications/conduit/method/differential/updaterevision/ConduitAPI_differential_updaterevision_Method.php
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_updaterevision_Method extends ConduitAPIMethod {
+final class ConduitAPI_differential_updaterevision_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Update a Differential revision.";
diff --git a/src/applications/conduit/method/differential/updatetaskrevisionassoc/ConduitAPI_differential_updatetaskrevisionassoc_Method.php b/src/applications/conduit/method/differential/updatetaskrevisionassoc/ConduitAPI_differential_updatetaskrevisionassoc_Method.php
index 9bc2f54712..fc3a7a7edf 100644
--- a/src/applications/conduit/method/differential/updatetaskrevisionassoc/ConduitAPI_differential_updatetaskrevisionassoc_Method.php
+++ b/src/applications/conduit/method/differential/updatetaskrevisionassoc/ConduitAPI_differential_updatetaskrevisionassoc_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_updatetaskrevisionassoc_Method
+final class ConduitAPI_differential_updatetaskrevisionassoc_Method
   extends ConduitAPIMethod {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/differential/updateunitresults/ConduitAPI_differential_updateunitresults_Method.php b/src/applications/conduit/method/differential/updateunitresults/ConduitAPI_differential_updateunitresults_Method.php
index d1c59e4056..d330277b43 100644
--- a/src/applications/conduit/method/differential/updateunitresults/ConduitAPI_differential_updateunitresults_Method.php
+++ b/src/applications/conduit/method/differential/updateunitresults/ConduitAPI_differential_updateunitresults_Method.php
@@ -19,8 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_differential_updateunitresults_Method
-extends ConduitAPIMethod {
+final class ConduitAPI_differential_updateunitresults_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Update arc unit results for a postponed test.";
diff --git a/src/applications/conduit/method/diffusion/findsymbols/ConduitAPI_diffusion_findsymbols_Method.php b/src/applications/conduit/method/diffusion/findsymbols/ConduitAPI_diffusion_findsymbols_Method.php
index 39f259eec1..8be4467fec 100644
--- a/src/applications/conduit/method/diffusion/findsymbols/ConduitAPI_diffusion_findsymbols_Method.php
+++ b/src/applications/conduit/method/diffusion/findsymbols/ConduitAPI_diffusion_findsymbols_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_diffusion_findsymbols_Method extends ConduitAPIMethod {
+final class ConduitAPI_diffusion_findsymbols_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Retrieve Diffusion symbol information.";
diff --git a/src/applications/conduit/method/diffusion/getcommits/ConduitAPI_diffusion_getcommits_Method.php b/src/applications/conduit/method/diffusion/getcommits/ConduitAPI_diffusion_getcommits_Method.php
index e78db350eb..f6f228e162 100644
--- a/src/applications/conduit/method/diffusion/getcommits/ConduitAPI_diffusion_getcommits_Method.php
+++ b/src/applications/conduit/method/diffusion/getcommits/ConduitAPI_diffusion_getcommits_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_diffusion_getcommits_Method extends ConduitAPIMethod {
+final class ConduitAPI_diffusion_getcommits_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Retrieve Diffusion commit information.";
diff --git a/src/applications/conduit/method/diffusion/getrecentcommitsbypath/ConduitAPI_diffusion_getrecentcommitsbypath_Method.php b/src/applications/conduit/method/diffusion/getrecentcommitsbypath/ConduitAPI_diffusion_getrecentcommitsbypath_Method.php
index d5f9bb8378..b409c0f2c3 100644
--- a/src/applications/conduit/method/diffusion/getrecentcommitsbypath/ConduitAPI_diffusion_getrecentcommitsbypath_Method.php
+++ b/src/applications/conduit/method/diffusion/getrecentcommitsbypath/ConduitAPI_diffusion_getrecentcommitsbypath_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_diffusion_getrecentcommitsbypath_Method
+final class ConduitAPI_diffusion_getrecentcommitsbypath_Method
   extends ConduitAPIMethod {
 
   const RESULT_LIMIT = 10;
diff --git a/src/applications/conduit/method/feed/publish/ConduitAPI_feed_publish_Method.php b/src/applications/conduit/method/feed/publish/ConduitAPI_feed_publish_Method.php
index 832350646e..c2be4bf06f 100644
--- a/src/applications/conduit/method/feed/publish/ConduitAPI_feed_publish_Method.php
+++ b/src/applications/conduit/method/feed/publish/ConduitAPI_feed_publish_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_feed_publish_Method extends ConduitAPIMethod {
+final class ConduitAPI_feed_publish_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "(UNSTABLE!!!) Publish a story to the feed.";
diff --git a/src/applications/conduit/method/file/download/ConduitAPI_file_download_Method.php b/src/applications/conduit/method/file/download/ConduitAPI_file_download_Method.php
index 14d8be1f83..d9cb2c08b6 100644
--- a/src/applications/conduit/method/file/download/ConduitAPI_file_download_Method.php
+++ b/src/applications/conduit/method/file/download/ConduitAPI_file_download_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_file_download_Method extends ConduitAPIMethod {
+final class ConduitAPI_file_download_Method
+  extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Download a file from the server.";
diff --git a/src/applications/conduit/method/file/info/ConduitAPI_file_info_Method.php b/src/applications/conduit/method/file/info/ConduitAPI_file_info_Method.php
index bcf613fcf6..1e2fbdfac6 100644
--- a/src/applications/conduit/method/file/info/ConduitAPI_file_info_Method.php
+++ b/src/applications/conduit/method/file/info/ConduitAPI_file_info_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_file_info_Method extends ConduitAPIMethod {
+final class ConduitAPI_file_info_Method extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Get information about a file.";
diff --git a/src/applications/conduit/method/file/upload/ConduitAPI_file_upload_Method.php b/src/applications/conduit/method/file/upload/ConduitAPI_file_upload_Method.php
index b0189008da..8509b25dcb 100644
--- a/src/applications/conduit/method/file/upload/ConduitAPI_file_upload_Method.php
+++ b/src/applications/conduit/method/file/upload/ConduitAPI_file_upload_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_file_upload_Method extends ConduitAPIMethod {
+final class ConduitAPI_file_upload_Method extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Upload a file to the server.";
diff --git a/src/applications/conduit/method/maniphest/gettasktransactions/ConduitAPI_maniphest_gettasktransactions_Method.php b/src/applications/conduit/method/maniphest/gettasktransactions/ConduitAPI_maniphest_gettasktransactions_Method.php
index d272026296..8edb65aa57 100644
--- a/src/applications/conduit/method/maniphest/gettasktransactions/ConduitAPI_maniphest_gettasktransactions_Method.php
+++ b/src/applications/conduit/method/maniphest/gettasktransactions/ConduitAPI_maniphest_gettasktransactions_Method.php
@@ -19,7 +19,7 @@
 /**
  * @group maniphest
  */
-class ConduitAPI_maniphest_gettasktransactions_Method
+final class ConduitAPI_maniphest_gettasktransactions_Method
   extends ConduitAPI_maniphest_Method {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/paste/create/ConduitAPI_paste_create_Method.php b/src/applications/conduit/method/paste/create/ConduitAPI_paste_create_Method.php
index 5c24b6a0c1..4a956b1f09 100644
--- a/src/applications/conduit/method/paste/create/ConduitAPI_paste_create_Method.php
+++ b/src/applications/conduit/method/paste/create/ConduitAPI_paste_create_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_paste_create_Method extends ConduitAPI_paste_Method {
+final class ConduitAPI_paste_create_Method extends ConduitAPI_paste_Method {
 
   public function getMethodDescription() {
     return 'Create a new paste.';
diff --git a/src/applications/conduit/method/paste/info/ConduitAPI_paste_info_Method.php b/src/applications/conduit/method/paste/info/ConduitAPI_paste_info_Method.php
index 316d9044d5..5702d07c55 100644
--- a/src/applications/conduit/method/paste/info/ConduitAPI_paste_info_Method.php
+++ b/src/applications/conduit/method/paste/info/ConduitAPI_paste_info_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_paste_info_Method extends ConduitAPI_paste_Method {
+final class ConduitAPI_paste_info_Method extends ConduitAPI_paste_Method {
 
   public function getMethodDescription() {
     return "Retrieve an array of information about a paste.";
diff --git a/src/applications/conduit/method/path/getowners/ConduitAPI_path_getowners_Method.php b/src/applications/conduit/method/path/getowners/ConduitAPI_path_getowners_Method.php
index 98130633d1..4d0ba28340 100644
--- a/src/applications/conduit/method/path/getowners/ConduitAPI_path_getowners_Method.php
+++ b/src/applications/conduit/method/path/getowners/ConduitAPI_path_getowners_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_path_getowners_Method extends ConduitAPIMethod {
+final class ConduitAPI_path_getowners_Method extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Find the Owners package that contains a given path.";
diff --git a/src/applications/conduit/method/phriction/edit/ConduitAPI_phriction_edit_Method.php b/src/applications/conduit/method/phriction/edit/ConduitAPI_phriction_edit_Method.php
index 5dc60d63d9..708822891e 100644
--- a/src/applications/conduit/method/phriction/edit/ConduitAPI_phriction_edit_Method.php
+++ b/src/applications/conduit/method/phriction/edit/ConduitAPI_phriction_edit_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_phriction_edit_Method
+final class ConduitAPI_phriction_edit_Method
   extends ConduitAPI_phriction_Method {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/phriction/history/ConduitAPI_phriction_history_Method.php b/src/applications/conduit/method/phriction/history/ConduitAPI_phriction_history_Method.php
index 4e403e5d9a..ab2dfd1908 100644
--- a/src/applications/conduit/method/phriction/history/ConduitAPI_phriction_history_Method.php
+++ b/src/applications/conduit/method/phriction/history/ConduitAPI_phriction_history_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_phriction_history_Method
+final class ConduitAPI_phriction_history_Method
   extends ConduitAPI_phriction_Method {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/phriction/info/ConduitAPI_phriction_info_Method.php b/src/applications/conduit/method/phriction/info/ConduitAPI_phriction_info_Method.php
index 7a2dda6949..d71fa916a9 100644
--- a/src/applications/conduit/method/phriction/info/ConduitAPI_phriction_info_Method.php
+++ b/src/applications/conduit/method/phriction/info/ConduitAPI_phriction_info_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_phriction_info_Method
+final class ConduitAPI_phriction_info_Method
   extends ConduitAPI_phriction_Method {
 
   public function getMethodDescription() {
diff --git a/src/applications/conduit/method/slowvote/info/ConduitAPI_slowvote_info_Method.php b/src/applications/conduit/method/slowvote/info/ConduitAPI_slowvote_info_Method.php
index 765e925b49..7f7744d306 100644
--- a/src/applications/conduit/method/slowvote/info/ConduitAPI_slowvote_info_Method.php
+++ b/src/applications/conduit/method/slowvote/info/ConduitAPI_slowvote_info_Method.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPI_slowvote_info_Method extends ConduitAPIMethod {
+final class ConduitAPI_slowvote_info_Method extends ConduitAPIMethod {
 
   public function getMethodDescription() {
     return "Retrieve an array of information about a poll.";
diff --git a/src/applications/conduit/protocol/exception/ConduitException.php b/src/applications/conduit/protocol/exception/ConduitException.php
index 6d59702c5e..4893fd1eac 100644
--- a/src/applications/conduit/protocol/exception/ConduitException.php
+++ b/src/applications/conduit/protocol/exception/ConduitException.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitException extends Exception {
+final class ConduitException extends Exception {
 
   private $errorDescription;
 
diff --git a/src/applications/conduit/protocol/request/ConduitAPIRequest.php b/src/applications/conduit/protocol/request/ConduitAPIRequest.php
index 83412f3271..68d73d31dc 100644
--- a/src/applications/conduit/protocol/request/ConduitAPIRequest.php
+++ b/src/applications/conduit/protocol/request/ConduitAPIRequest.php
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPIRequest {
+final class ConduitAPIRequest {
 
   protected $params;
   private $user;
diff --git a/src/applications/conduit/protocol/response/ConduitAPIResponse.php b/src/applications/conduit/protocol/response/ConduitAPIResponse.php
index f206b4cc4e..db24324a29 100644
--- a/src/applications/conduit/protocol/response/ConduitAPIResponse.php
+++ b/src/applications/conduit/protocol/response/ConduitAPIResponse.php
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class ConduitAPIResponse {
+final class ConduitAPIResponse {
 
   private $result;
   private $errorCode;
diff --git a/src/applications/conduit/storage/connectionlog/PhabricatorConduitConnectionLog.php b/src/applications/conduit/storage/connectionlog/PhabricatorConduitConnectionLog.php
index deb4462966..cc1838d363 100644
--- a/src/applications/conduit/storage/connectionlog/PhabricatorConduitConnectionLog.php
+++ b/src/applications/conduit/storage/connectionlog/PhabricatorConduitConnectionLog.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class PhabricatorConduitConnectionLog extends PhabricatorConduitDAO {
+final class PhabricatorConduitConnectionLog extends PhabricatorConduitDAO {
 
   protected $client;
   protected $clientVersion;
diff --git a/src/applications/conduit/storage/token/PhabricatorConduitCertificateToken.php b/src/applications/conduit/storage/token/PhabricatorConduitCertificateToken.php
index f8578a3e79..3e86c0d6ba 100644
--- a/src/applications/conduit/storage/token/PhabricatorConduitCertificateToken.php
+++ b/src/applications/conduit/storage/token/PhabricatorConduitCertificateToken.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@
 /**
  * @group conduit
  */
-class PhabricatorConduitCertificateToken extends PhabricatorConduitDAO {
+final class PhabricatorConduitCertificateToken extends PhabricatorConduitDAO {
 
   protected $userPHID;
   protected $token;
diff --git a/src/applications/countdown/storage/timer/PhabricatorTimer.php b/src/applications/countdown/storage/timer/PhabricatorTimer.php
index f18f78cd5e..508cdf3f67 100644
--- a/src/applications/countdown/storage/timer/PhabricatorTimer.php
+++ b/src/applications/countdown/storage/timer/PhabricatorTimer.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorTimer extends PhabricatorCountdownDAO {
+final class PhabricatorTimer extends PhabricatorCountdownDAO {
 
   protected $id;
   protected $title;
diff --git a/src/applications/differential/data/revisionlist/DifferentialRevisionListData.php b/src/applications/differential/data/revisionlist/DifferentialRevisionListData.php
index d442610758..2e567e28a9 100644
--- a/src/applications/differential/data/revisionlist/DifferentialRevisionListData.php
+++ b/src/applications/differential/data/revisionlist/DifferentialRevisionListData.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialRevisionListData {
+final class DifferentialRevisionListData {
 
   const QUERY_OPEN_OWNED               = 'open';
   const QUERY_OPEN_REVIEWER            = 'reviewer';
diff --git a/src/applications/differential/editor/comment/DifferentialCommentEditor.php b/src/applications/differential/editor/comment/DifferentialCommentEditor.php
index f125f78d27..deabc961f9 100644
--- a/src/applications/differential/editor/comment/DifferentialCommentEditor.php
+++ b/src/applications/differential/editor/comment/DifferentialCommentEditor.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialCommentEditor {
+final class DifferentialCommentEditor {
 
   protected $revision;
   protected $actorPHID;
diff --git a/src/applications/differential/editor/revision/DifferentialRevisionEditor.php b/src/applications/differential/editor/revision/DifferentialRevisionEditor.php
index 93e1f40f70..fc8ffaf617 100644
--- a/src/applications/differential/editor/revision/DifferentialRevisionEditor.php
+++ b/src/applications/differential/editor/revision/DifferentialRevisionEditor.php
@@ -21,7 +21,7 @@
  * reviewers, diffs, and CCs. Unlike simple edits, these changes trigger
  * complicated email workflows.
  */
-class DifferentialRevisionEditor {
+final class DifferentialRevisionEditor {
 
   protected $revision;
   protected $actorPHID;
diff --git a/src/applications/differential/field/exception/validation/DifferentialFieldValidationException.php b/src/applications/differential/field/exception/validation/DifferentialFieldValidationException.php
index d1a7ffeeaa..8de10f1a29 100644
--- a/src/applications/differential/field/exception/validation/DifferentialFieldValidationException.php
+++ b/src/applications/differential/field/exception/validation/DifferentialFieldValidationException.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,6 @@
  * limitations under the License.
  */
 
-class DifferentialFieldValidationException extends Exception {
+final class DifferentialFieldValidationException extends Exception {
 
 }
diff --git a/src/applications/differential/mail/ccwelcome/DifferentialCCWelcomeMail.php b/src/applications/differential/mail/ccwelcome/DifferentialCCWelcomeMail.php
index 8d4b9ba00e..a7db4f6ce9 100644
--- a/src/applications/differential/mail/ccwelcome/DifferentialCCWelcomeMail.php
+++ b/src/applications/differential/mail/ccwelcome/DifferentialCCWelcomeMail.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialCCWelcomeMail extends DifferentialReviewRequestMail {
+final class DifferentialCCWelcomeMail extends DifferentialReviewRequestMail {
 
   protected function renderSubject() {
     $revision = $this->getRevision();
diff --git a/src/applications/differential/mail/comment/DifferentialCommentMail.php b/src/applications/differential/mail/comment/DifferentialCommentMail.php
index 397ecd5f2e..0889e05325 100644
--- a/src/applications/differential/mail/comment/DifferentialCommentMail.php
+++ b/src/applications/differential/mail/comment/DifferentialCommentMail.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialCommentMail extends DifferentialMail {
+final class DifferentialCommentMail extends DifferentialMail {
 
   protected $changedByCommit;
 
diff --git a/src/applications/differential/mail/diffcontent/DifferentialDiffContentMail.php b/src/applications/differential/mail/diffcontent/DifferentialDiffContentMail.php
index 82dfc390a3..f021ae4d2f 100644
--- a/src/applications/differential/mail/diffcontent/DifferentialDiffContentMail.php
+++ b/src/applications/differential/mail/diffcontent/DifferentialDiffContentMail.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialDiffContentMail extends DifferentialMail {
+final class DifferentialDiffContentMail extends DifferentialMail {
 
   protected $content;
 
diff --git a/src/applications/differential/mail/exception/DifferentialExceptionMail.php b/src/applications/differential/mail/exception/DifferentialExceptionMail.php
index 8fca6cc261..a0484c7f52 100644
--- a/src/applications/differential/mail/exception/DifferentialExceptionMail.php
+++ b/src/applications/differential/mail/exception/DifferentialExceptionMail.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialExceptionMail extends DifferentialMail {
+final class DifferentialExceptionMail extends DifferentialMail {
 
   public function __construct(
     DifferentialRevision $revision,
diff --git a/src/applications/differential/mail/newdiff/DifferentialNewDiffMail.php b/src/applications/differential/mail/newdiff/DifferentialNewDiffMail.php
index 6082be50fb..b1d1b46182 100644
--- a/src/applications/differential/mail/newdiff/DifferentialNewDiffMail.php
+++ b/src/applications/differential/mail/newdiff/DifferentialNewDiffMail.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialNewDiffMail extends DifferentialReviewRequestMail {
+final class DifferentialNewDiffMail extends DifferentialReviewRequestMail {
 
   protected function renderSubject() {
     $revision = $this->getRevision();
diff --git a/src/applications/differential/parser/changeset/DifferentialChangesetParser.php b/src/applications/differential/parser/changeset/DifferentialChangesetParser.php
index 8ce058604d..a74979437d 100644
--- a/src/applications/differential/parser/changeset/DifferentialChangesetParser.php
+++ b/src/applications/differential/parser/changeset/DifferentialChangesetParser.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialChangesetParser {
+final class DifferentialChangesetParser {
 
   protected $visible      = array();
   protected $new          = array();
diff --git a/src/applications/differential/replyhandler/DifferentialReplyHandler.php b/src/applications/differential/replyhandler/DifferentialReplyHandler.php
index b16dbde854..9c2441c89b 100644
--- a/src/applications/differential/replyhandler/DifferentialReplyHandler.php
+++ b/src/applications/differential/replyhandler/DifferentialReplyHandler.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialReplyHandler extends PhabricatorMailReplyHandler {
+final class DifferentialReplyHandler extends PhabricatorMailReplyHandler {
 
   private $receivedMail;
 
diff --git a/src/applications/differential/storage/changeset/DifferentialChangeset.php b/src/applications/differential/storage/changeset/DifferentialChangeset.php
index 66518d4e07..20eadd08d4 100644
--- a/src/applications/differential/storage/changeset/DifferentialChangeset.php
+++ b/src/applications/differential/storage/changeset/DifferentialChangeset.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialChangeset extends DifferentialDAO {
+final class DifferentialChangeset extends DifferentialDAO {
 
   protected $diffID;
   protected $oldFile;
diff --git a/src/applications/differential/storage/comment/DifferentialComment.php b/src/applications/differential/storage/comment/DifferentialComment.php
index ece26c42ce..3e59d9e7d3 100644
--- a/src/applications/differential/storage/comment/DifferentialComment.php
+++ b/src/applications/differential/storage/comment/DifferentialComment.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialComment extends DifferentialDAO {
+final class DifferentialComment extends DifferentialDAO {
 
   const METADATA_ADDED_REVIEWERS  = 'added-reviewers';
   const METADATA_ADDED_CCS        = 'added-ccs';
diff --git a/src/applications/differential/storage/diff/DifferentialDiff.php b/src/applications/differential/storage/diff/DifferentialDiff.php
index 47e95a54b0..5a04f8de35 100644
--- a/src/applications/differential/storage/diff/DifferentialDiff.php
+++ b/src/applications/differential/storage/diff/DifferentialDiff.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialDiff extends DifferentialDAO {
+final class DifferentialDiff extends DifferentialDAO {
 
   protected $revisionID;
   protected $authorPHID;
diff --git a/src/applications/differential/storage/diffproperty/DifferentialDiffProperty.php b/src/applications/differential/storage/diffproperty/DifferentialDiffProperty.php
index e70e95f9f6..91365b5b22 100644
--- a/src/applications/differential/storage/diffproperty/DifferentialDiffProperty.php
+++ b/src/applications/differential/storage/diffproperty/DifferentialDiffProperty.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialDiffProperty extends DifferentialDAO {
+final class DifferentialDiffProperty extends DifferentialDAO {
 
   protected $diffID;
   protected $name;
diff --git a/src/applications/differential/storage/hunk/DifferentialHunk.php b/src/applications/differential/storage/hunk/DifferentialHunk.php
index 9d4aa97fb0..09f6c88d81 100644
--- a/src/applications/differential/storage/hunk/DifferentialHunk.php
+++ b/src/applications/differential/storage/hunk/DifferentialHunk.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialHunk extends DifferentialDAO {
+final class DifferentialHunk extends DifferentialDAO {
 
   protected $changesetID;
   protected $changes;
diff --git a/src/applications/differential/storage/inlinecomment/DifferentialInlineComment.php b/src/applications/differential/storage/inlinecomment/DifferentialInlineComment.php
index 0f484e4d56..0e7822cf26 100644
--- a/src/applications/differential/storage/inlinecomment/DifferentialInlineComment.php
+++ b/src/applications/differential/storage/inlinecomment/DifferentialInlineComment.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialInlineComment extends DifferentialDAO {
+final class DifferentialInlineComment extends DifferentialDAO {
 
   protected $revisionID;
   protected $commentID;
diff --git a/src/applications/differential/storage/revision/DifferentialRevision.php b/src/applications/differential/storage/revision/DifferentialRevision.php
index b71ed2f455..bdfb745c96 100644
--- a/src/applications/differential/storage/revision/DifferentialRevision.php
+++ b/src/applications/differential/storage/revision/DifferentialRevision.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialRevision extends DifferentialDAO {
+final class DifferentialRevision extends DifferentialDAO {
 
   protected $title;
   protected $status;
diff --git a/src/applications/differential/view/changesetdetailview/DifferentialChangesetDetailView.php b/src/applications/differential/view/changesetdetailview/DifferentialChangesetDetailView.php
index 744ad4c2c4..c6134b09ee 100644
--- a/src/applications/differential/view/changesetdetailview/DifferentialChangesetDetailView.php
+++ b/src/applications/differential/view/changesetdetailview/DifferentialChangesetDetailView.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialChangesetDetailView extends AphrontView {
+final class DifferentialChangesetDetailView extends AphrontView {
 
   private $changeset;
   private $buttons = array();
diff --git a/src/applications/differential/view/changesetlistview/DifferentialChangesetListView.php b/src/applications/differential/view/changesetlistview/DifferentialChangesetListView.php
index 84bbce6a32..eac43a5070 100644
--- a/src/applications/differential/view/changesetlistview/DifferentialChangesetListView.php
+++ b/src/applications/differential/view/changesetlistview/DifferentialChangesetListView.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DifferentialChangesetListView extends AphrontView {
+final class DifferentialChangesetListView extends AphrontView {
 
   private $changesets = array();
   private $references = array();
diff --git a/src/applications/diffusion/query/pathchange/base/DiffusionPathChangeQuery.php b/src/applications/diffusion/query/pathchange/base/DiffusionPathChangeQuery.php
index d97d4cc711..5ec3fb1cb0 100644
--- a/src/applications/diffusion/query/pathchange/base/DiffusionPathChangeQuery.php
+++ b/src/applications/diffusion/query/pathchange/base/DiffusionPathChangeQuery.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DiffusionPathChangeQuery {
+final class DiffusionPathChangeQuery {
 
   private $request;
 
diff --git a/src/applications/diffusion/request/base/DiffusionRequest.php b/src/applications/diffusion/request/base/DiffusionRequest.php
index 21d9e65a5e..12d2dd3361 100644
--- a/src/applications/diffusion/request/base/DiffusionRequest.php
+++ b/src/applications/diffusion/request/base/DiffusionRequest.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,10 @@
  * limitations under the License.
  */
 
+/**
+ * TODO: This might need to be concrete-extensible, but straighten out the
+ * class hierarchy here.
+ */
 class DiffusionRequest {
 
   protected $callsign;
diff --git a/src/applications/diffusion/request/git/DiffusionGitRequest.php b/src/applications/diffusion/request/git/DiffusionGitRequest.php
index 4b4d811987..71c14eefc7 100644
--- a/src/applications/diffusion/request/git/DiffusionGitRequest.php
+++ b/src/applications/diffusion/request/git/DiffusionGitRequest.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DiffusionGitRequest extends DiffusionRequest {
+final class DiffusionGitRequest extends DiffusionRequest {
 
   protected function initializeFromAphrontRequestDictionary(array $data) {
     parent::initializeFromAphrontRequestDictionary($data);
diff --git a/src/applications/diffusion/request/mercurial/DiffusionMercurialRequest.php b/src/applications/diffusion/request/mercurial/DiffusionMercurialRequest.php
index 1577201ae1..77e9334bf2 100644
--- a/src/applications/diffusion/request/mercurial/DiffusionMercurialRequest.php
+++ b/src/applications/diffusion/request/mercurial/DiffusionMercurialRequest.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,7 +18,7 @@
 
 // TODO: This has some minor code duplication vs the Git request that could be
 // shared.
-class DiffusionMercurialRequest extends DiffusionRequest {
+final class DiffusionMercurialRequest extends DiffusionRequest {
 
   protected function initializeFromAphrontRequestDictionary(array $data) {
     parent::initializeFromAphrontRequestDictionary($data);
diff --git a/src/applications/diffusion/request/svn/DiffusionSvnRequest.php b/src/applications/diffusion/request/svn/DiffusionSvnRequest.php
index 81c9c68bd1..eb1c19c210 100644
--- a/src/applications/diffusion/request/svn/DiffusionSvnRequest.php
+++ b/src/applications/diffusion/request/svn/DiffusionSvnRequest.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DiffusionSvnRequest extends DiffusionRequest {
+final class DiffusionSvnRequest extends DiffusionRequest {
 
   protected function initializeFromAphrontRequestDictionary(array $data) {
     parent::initializeFromAphrontRequestDictionary($data);
diff --git a/src/applications/directory/storage/category/PhabricatorDirectoryCategory.php b/src/applications/directory/storage/category/PhabricatorDirectoryCategory.php
index b1ce09321f..f7edbbfafe 100644
--- a/src/applications/directory/storage/category/PhabricatorDirectoryCategory.php
+++ b/src/applications/directory/storage/category/PhabricatorDirectoryCategory.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorDirectoryCategory extends PhabricatorDirectoryDAO {
+final class PhabricatorDirectoryCategory extends PhabricatorDirectoryDAO {
 
   protected $name;
   protected $sequence;
diff --git a/src/applications/directory/storage/item/PhabricatorDirectoryItem.php b/src/applications/directory/storage/item/PhabricatorDirectoryItem.php
index 6a7ea3c6f8..ac27009ef8 100644
--- a/src/applications/directory/storage/item/PhabricatorDirectoryItem.php
+++ b/src/applications/directory/storage/item/PhabricatorDirectoryItem.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorDirectoryItem extends PhabricatorDirectoryDAO {
+final class PhabricatorDirectoryItem extends PhabricatorDirectoryDAO {
 
   protected $name;
   protected $description;
diff --git a/src/applications/draft/storage/base/PhabricatorDraftDAO.php b/src/applications/draft/storage/base/PhabricatorDraftDAO.php
index a9c0f74975..62880e32b3 100644
--- a/src/applications/draft/storage/base/PhabricatorDraftDAO.php
+++ b/src/applications/draft/storage/base/PhabricatorDraftDAO.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorDraftDAO extends PhabricatorLiskDAO {
+abstract class PhabricatorDraftDAO extends PhabricatorLiskDAO {
 
   public function getApplicationName() {
     return 'draft';
diff --git a/src/applications/draft/storage/draft/PhabricatorDraft.php b/src/applications/draft/storage/draft/PhabricatorDraft.php
index 5ebaad7e2b..f1ec973622 100644
--- a/src/applications/draft/storage/draft/PhabricatorDraft.php
+++ b/src/applications/draft/storage/draft/PhabricatorDraft.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorDraft extends PhabricatorDraftDAO {
+final class PhabricatorDraft extends PhabricatorDraftDAO {
 
   protected $authorPHID;
   protected $draftKey;
diff --git a/src/applications/drydock/blueprint/ec2host/DrydockEC2HostBlueprint.php b/src/applications/drydock/blueprint/ec2host/DrydockEC2HostBlueprint.php
index b11bd86b65..ab682be5d9 100644
--- a/src/applications/drydock/blueprint/ec2host/DrydockEC2HostBlueprint.php
+++ b/src/applications/drydock/blueprint/ec2host/DrydockEC2HostBlueprint.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DrydockEC2HostBlueprint extends DrydockRemoteHostBlueprint {
+final class DrydockEC2HostBlueprint extends DrydockRemoteHostBlueprint {
 
   public function canAllocateResources() {
     return true;
diff --git a/src/applications/drydock/blueprint/remotehost/DrydockRemoteHostBlueprint.php b/src/applications/drydock/blueprint/remotehost/DrydockRemoteHostBlueprint.php
index 840b135448..63d302da42 100644
--- a/src/applications/drydock/blueprint/remotehost/DrydockRemoteHostBlueprint.php
+++ b/src/applications/drydock/blueprint/remotehost/DrydockRemoteHostBlueprint.php
@@ -16,6 +16,9 @@
  * limitations under the License.
  */
 
+/**
+ * TODO: Is this concrete-extensible?
+ */
 class DrydockRemoteHostBlueprint extends DrydockBlueprint {
 
   public function getType() {
diff --git a/src/applications/drydock/storage/base/DrydockDAO.php b/src/applications/drydock/storage/base/DrydockDAO.php
index d9535a710e..21cd59e577 100644
--- a/src/applications/drydock/storage/base/DrydockDAO.php
+++ b/src/applications/drydock/storage/base/DrydockDAO.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DrydockDAO extends PhabricatorLiskDAO {
+abstract class DrydockDAO extends PhabricatorLiskDAO {
 
   public function getApplicationName() {
     return 'drydock';
diff --git a/src/applications/drydock/storage/lease/DrydockLease.php b/src/applications/drydock/storage/lease/DrydockLease.php
index 2deeb93d1e..d1f20a68d1 100644
--- a/src/applications/drydock/storage/lease/DrydockLease.php
+++ b/src/applications/drydock/storage/lease/DrydockLease.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DrydockLease extends DrydockDAO {
+final class DrydockLease extends DrydockDAO {
 
   protected $phid;
   protected $resourceID;
diff --git a/src/applications/drydock/storage/resource/DrydockResource.php b/src/applications/drydock/storage/resource/DrydockResource.php
index 737671e137..389b0b1bbe 100644
--- a/src/applications/drydock/storage/resource/DrydockResource.php
+++ b/src/applications/drydock/storage/resource/DrydockResource.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class DrydockResource extends DrydockDAO {
+final class DrydockResource extends DrydockDAO {
 
   protected $id;
   protected $phid;
diff --git a/src/applications/feed/storage/base/PhabricatorFeedDAO.php b/src/applications/feed/storage/base/PhabricatorFeedDAO.php
index b9cea115da..8e9fa98ae7 100644
--- a/src/applications/feed/storage/base/PhabricatorFeedDAO.php
+++ b/src/applications/feed/storage/base/PhabricatorFeedDAO.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedDAO extends PhabricatorLiskDAO {
+abstract class PhabricatorFeedDAO extends PhabricatorLiskDAO {
 
   public function getApplicationName() {
     return 'feed';
diff --git a/src/applications/feed/storage/story/PhabricatorFeedStoryData.php b/src/applications/feed/storage/story/PhabricatorFeedStoryData.php
index 36519fe56a..22bafc7bc5 100644
--- a/src/applications/feed/storage/story/PhabricatorFeedStoryData.php
+++ b/src/applications/feed/storage/story/PhabricatorFeedStoryData.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryData extends PhabricatorFeedDAO {
+final class PhabricatorFeedStoryData extends PhabricatorFeedDAO {
 
   protected $phid;
 
diff --git a/src/applications/feed/storage/storyreference/PhabricatorFeedStoryReference.php b/src/applications/feed/storage/storyreference/PhabricatorFeedStoryReference.php
index 90dfc0dda0..298cbc8986 100644
--- a/src/applications/feed/storage/storyreference/PhabricatorFeedStoryReference.php
+++ b/src/applications/feed/storage/storyreference/PhabricatorFeedStoryReference.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryReference extends PhabricatorFeedDAO {
+final class PhabricatorFeedStoryReference extends PhabricatorFeedDAO {
 
   protected $objectPHID;
   protected $chronologicalKey;
diff --git a/src/applications/feed/story/differential/PhabricatorFeedStoryDifferential.php b/src/applications/feed/story/differential/PhabricatorFeedStoryDifferential.php
index dbe713d2ea..eda2e154b1 100644
--- a/src/applications/feed/story/differential/PhabricatorFeedStoryDifferential.php
+++ b/src/applications/feed/story/differential/PhabricatorFeedStoryDifferential.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryDifferential extends PhabricatorFeedStory {
+final class PhabricatorFeedStoryDifferential extends PhabricatorFeedStory {
 
   public function getRequiredHandlePHIDs() {
     $data = $this->getStoryData();
diff --git a/src/applications/feed/story/maniphest/PhabricatorFeedStoryManiphest.php b/src/applications/feed/story/maniphest/PhabricatorFeedStoryManiphest.php
index 4aaaf7d1fd..c16afa5ff4 100644
--- a/src/applications/feed/story/maniphest/PhabricatorFeedStoryManiphest.php
+++ b/src/applications/feed/story/maniphest/PhabricatorFeedStoryManiphest.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryManiphest extends PhabricatorFeedStory {
+final class PhabricatorFeedStoryManiphest extends PhabricatorFeedStory {
 
   public function getRequiredHandlePHIDs() {
     $data = $this->getStoryData();
diff --git a/src/applications/feed/story/phriction/PhabricatorFeedStoryPhriction.php b/src/applications/feed/story/phriction/PhabricatorFeedStoryPhriction.php
index 35867a0d9a..0f03fdc304 100644
--- a/src/applications/feed/story/phriction/PhabricatorFeedStoryPhriction.php
+++ b/src/applications/feed/story/phriction/PhabricatorFeedStoryPhriction.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryPhriction extends PhabricatorFeedStory {
+final class PhabricatorFeedStoryPhriction extends PhabricatorFeedStory {
 
   public function getRequiredHandlePHIDs() {
     return array(
diff --git a/src/applications/feed/story/project/PhabricatorFeedStoryProject.php b/src/applications/feed/story/project/PhabricatorFeedStoryProject.php
index 89b0c413dc..382a531c32 100644
--- a/src/applications/feed/story/project/PhabricatorFeedStoryProject.php
+++ b/src/applications/feed/story/project/PhabricatorFeedStoryProject.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryProject extends PhabricatorFeedStory {
+final class PhabricatorFeedStoryProject extends PhabricatorFeedStory {
 
   public function getRequiredHandlePHIDs() {
     return array(
diff --git a/src/applications/feed/story/status/PhabricatorFeedStoryStatus.php b/src/applications/feed/story/status/PhabricatorFeedStoryStatus.php
index 4550b653dc..d08719685f 100644
--- a/src/applications/feed/story/status/PhabricatorFeedStoryStatus.php
+++ b/src/applications/feed/story/status/PhabricatorFeedStoryStatus.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryStatus extends PhabricatorFeedStory {
+final class PhabricatorFeedStoryStatus extends PhabricatorFeedStory {
 
   public function getRequiredHandlePHIDs() {
     return array(
diff --git a/src/applications/feed/story/unknown/PhabricatorFeedStoryUnknown.php b/src/applications/feed/story/unknown/PhabricatorFeedStoryUnknown.php
index 60d828de0d..fc084831c3 100644
--- a/src/applications/feed/story/unknown/PhabricatorFeedStoryUnknown.php
+++ b/src/applications/feed/story/unknown/PhabricatorFeedStoryUnknown.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryUnknown extends PhabricatorFeedStory {
+final class PhabricatorFeedStoryUnknown extends PhabricatorFeedStory {
 
   public function renderView() {
     $data = $this->getStoryData();
diff --git a/src/applications/feed/view/story/PhabricatorFeedStoryView.php b/src/applications/feed/view/story/PhabricatorFeedStoryView.php
index 4998052fbc..65b133c34d 100644
--- a/src/applications/feed/view/story/PhabricatorFeedStoryView.php
+++ b/src/applications/feed/view/story/PhabricatorFeedStoryView.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFeedStoryView extends PhabricatorFeedView {
+final class PhabricatorFeedStoryView extends PhabricatorFeedView {
 
   private $title;
   private $image;
diff --git a/src/applications/files/storage/base/PhabricatorFileDAO.php b/src/applications/files/storage/base/PhabricatorFileDAO.php
index a2c580d8c8..c9ed0f39f5 100644
--- a/src/applications/files/storage/base/PhabricatorFileDAO.php
+++ b/src/applications/files/storage/base/PhabricatorFileDAO.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFileDAO extends PhabricatorLiskDAO {
+abstract class PhabricatorFileDAO extends PhabricatorLiskDAO {
 
   public function getApplicationName() {
     return 'file';
diff --git a/src/applications/files/storage/file/PhabricatorFile.php b/src/applications/files/storage/file/PhabricatorFile.php
index ed4cd340a9..3a7f92bf2f 100644
--- a/src/applications/files/storage/file/PhabricatorFile.php
+++ b/src/applications/files/storage/file/PhabricatorFile.php
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFile extends PhabricatorFileDAO {
+final class PhabricatorFile extends PhabricatorFileDAO {
 
   const STORAGE_FORMAT_RAW  = 'raw';
 
diff --git a/src/applications/files/storage/imagemacro/PhabricatorFileImageMacro.php b/src/applications/files/storage/imagemacro/PhabricatorFileImageMacro.php
index 85825151e2..e70a357a4d 100644
--- a/src/applications/files/storage/imagemacro/PhabricatorFileImageMacro.php
+++ b/src/applications/files/storage/imagemacro/PhabricatorFileImageMacro.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFileImageMacro extends PhabricatorFileDAO {
+final class PhabricatorFileImageMacro extends PhabricatorFileDAO {
 
   protected $filePHID;
   protected $name;
diff --git a/src/applications/files/storage/proxyimage/PhabricatorFileProxyImage.php b/src/applications/files/storage/proxyimage/PhabricatorFileProxyImage.php
index 65c70ec62b..e30258fe2b 100644
--- a/src/applications/files/storage/proxyimage/PhabricatorFileProxyImage.php
+++ b/src/applications/files/storage/proxyimage/PhabricatorFileProxyImage.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorFileProxyImage extends PhabricatorFileDAO {
+final class PhabricatorFileProxyImage extends PhabricatorFileDAO {
 
   protected $uri;
   protected $filePHID;
diff --git a/src/applications/files/storage/storageblob/PhabricatorFileStorageBlob.php b/src/applications/files/storage/storageblob/PhabricatorFileStorageBlob.php
index 7697bcbf7a..89c13985a1 100644
--- a/src/applications/files/storage/storageblob/PhabricatorFileStorageBlob.php
+++ b/src/applications/files/storage/storageblob/PhabricatorFileStorageBlob.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,7 +21,7 @@
  *
  * @group filestorage
  */
-class PhabricatorFileStorageBlob extends PhabricatorFileDAO {
+final class PhabricatorFileStorageBlob extends PhabricatorFileDAO {
 
   protected $data;
 
diff --git a/src/applications/files/storage/transformed/PhabricatorTransformedFile.php b/src/applications/files/storage/transformed/PhabricatorTransformedFile.php
index fc19a7bf1d..ca5f0aec29 100644
--- a/src/applications/files/storage/transformed/PhabricatorTransformedFile.php
+++ b/src/applications/files/storage/transformed/PhabricatorTransformedFile.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-class PhabricatorTransformedFile extends PhabricatorFileDAO {
+final class PhabricatorTransformedFile extends PhabricatorFileDAO {
 
   protected $originalPHID;
   protected $transform;
diff --git a/src/applications/phriction/controller/diff/__init__.php b/src/applications/phriction/controller/diff/__init__.php
index 30f690b2bb..d2f3247ed2 100644
--- a/src/applications/phriction/controller/diff/__init__.php
+++ b/src/applications/phriction/controller/diff/__init__.php
@@ -7,7 +7,6 @@
 
 
 phutil_require_module('phabricator', 'aphront/response/404');
-phutil_require_module('phabricator', 'aphront/response/ajax');
 phutil_require_module('phabricator', 'applications/differential/parser/changeset');
 phutil_require_module('phabricator', 'applications/phid/handle/data');
 phutil_require_module('phabricator', 'applications/phriction/constants/changetype');
@@ -16,6 +15,7 @@ phutil_require_module('phabricator', 'applications/phriction/storage/content');
 phutil_require_module('phabricator', 'applications/phriction/storage/document');
 phutil_require_module('phabricator', 'infrastructure/celerity/api');
 phutil_require_module('phabricator', 'infrastructure/diff/engine');
+phutil_require_module('phabricator', 'infrastructure/diff/response');
 phutil_require_module('phabricator', 'infrastructure/javelin/api');
 phutil_require_module('phabricator', 'view/control/table');
 phutil_require_module('phabricator', 'view/layout/crumbs');