Remove all device = true from page construction

Summary: Fixes T5446. Depends on D9687.

Test Plan: Mostly regexp'd this. Lint doesn't complain.

Reviewers: chad

Reviewed By: chad

Subscribers: epriestley, hach-que

Maniphest Tasks: T5446

Differential Revision: https://secure.phabricator.com/D9690

src/applications/home/controller/PhabricatorHomeMainController.php

@@ -57,7 +57,6 @@ final class PhabricatorHomeMainController
       $content,
       array(
         'title' => 'Phabricator',
-        'device' => true,
       ));
   }