Make errors in dialogs look reasonable instead of hideous

Summary: I accidentally made these exceptionally ugly recently.

Test Plan: {F137411}

Reviewers: btrahan, chad

Reviewed By: chad

Subscribers: epriestley, chad

Differential Revision: https://secure.phabricator.com/D8684

src/aphront/configuration/AphrontDefaultApplicationConfiguration.php

@@ -112,13 +112,10 @@ class AphrontDefaultApplicationConfiguration
     }
 
     if ($ex instanceof PhabricatorSystemActionRateLimitException) {
-      $error_view = id(new AphrontErrorView())
-        ->setErrors(array(pht('You are being rate limited.')));
-
       $dialog = id(new AphrontDialogView())
         ->setTitle(pht('Slow Down!'))
         ->setUser($user)
-        ->appendChild($error_view)
+        ->setErrors(array(pht('You are being rate limited.')))
         ->appendParagraph($ex->getMessage())
         ->appendParagraph($ex->getRateExplanation())
         ->addCancelButton('/', pht('Okaaaaaaaaaaaaaay...'));