Various linter fixes

Summary: Apply various linter fixes.

Test Plan: Unit tests + eyeballing.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: hach-que, Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D12390

src/applications/oauthserver/PhabricatorOAuthServer.php

@@ -112,7 +112,7 @@ final class PhabricatorOAuthServer {
     $authorization_code->setClientPHID($client->getPHID());
     $authorization_code->setClientSecret($client->getSecret());
     $authorization_code->setUserPHID($this->getUser()->getPHID());
-    $authorization_code->setRedirectURI((string) $redirect_uri);
+    $authorization_code->setRedirectURI((string)$redirect_uri);
     $authorization_code->save();
 
     return $authorization_code;