Remove dust from page construction

Summary:
  ^\s+(['"])dust\1\s*=>\s*true,?\s*$\n

Test Plan: Looked through the diff.

Reviewers: chad

Reviewed By: chad

CC: aran

Differential Revision: https://secure.phabricator.com/D6769

src/applications/differential/controller/DifferentialDiffCreateController.php

@@ -102,7 +102,6 @@ final class DifferentialDiffCreateController extends DifferentialController {
       array(
         'title' => pht('Create Diff'),
         'device' => true,
-        'dust' => true,
       ));
   }
 

src/applications/differential/controller/DifferentialDiffViewController.php

@@ -161,7 +161,6 @@ final class DifferentialDiffViewController extends DifferentialController {
       ),
       array(
         'title' => pht('Diff View'),
-        'dust' => true,
       ));
   }
 

src/applications/differential/controller/DifferentialRevisionEditController.php

@@ -198,7 +198,6 @@ final class DifferentialRevisionEditController extends DifferentialController {
       array(
         'title' => $title,
         'device' => true,
-        'dust' => true,
       ));
   }