Remove duplicate "Change Default Values" action in form editing workflow

Summary: Fixes T12434. I accidentally copy/pasted this too much in D17442.

Test Plan: Viewed a form edit page, no longer saw two copies of this action.

Reviewers: chad, cspeckmim

Reviewed By: chad, cspeckmim

Maniphest Tasks: T12434

Differential Revision: https://secure.phabricator.com/D17530

src/applications/transactions/controller/PhabricatorEditEngineConfigurationViewController.php

@@ -163,15 +163,6 @@ final class PhabricatorEditEngineConfigurationViewController
           ->setDisabled(!$can_edit));
     }
 
-    $curtain->addAction(
-      id(new PhabricatorActionView())
-        ->setName(pht('Change Default Values'))
-        ->setIcon('fa-paint-brush')
-        ->setHref($defaults_uri)
-        ->setWorkflow(!$can_edit)
-        ->setDisabled(!$can_edit));
-
-
     $disable_uri = "{$base_uri}/disable/{$form_key}/";
 
     if ($config->getIsDisabled()) {