Phriction - kill off rest of project integration

Summary: we don't need this stuff no mo'.  Fixes T6506.

Test Plan: cruised the wiki, noting workingess

Reviewers: chad, epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Maniphest Tasks: T6506

Differential Revision: https://secure.phabricator.com/D10832

src/applications/phriction/controller/PhrictionEditController.php

@@ -62,17 +62,6 @@ final class PhrictionEditController
         $content = $document->getContent();
         $current_version = $content->getVersion();
       } else {
-        if (PhrictionDocument::isProjectSlug($slug)) {
-          $project = id(new PhabricatorProjectQuery())
-            ->setViewer($user)
-            ->withPhrictionSlugs(array(
-              PhrictionDocument::getProjectSlugIdentifier($slug),
-            ))
-            ->executeOne();
-          if (!$project) {
-            return new Aphront404Response();
-          }
-        }
         $document = PhrictionDocument::initializeNewDocument($user, $slug);
         $content = $document->getContent();
       }