PHUIErrorView

Summary: Clean up the error view styling.

Test Plan:
Tested as many as I could find, built additional tests in UIExamples

{F280452}

{F280453}

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: hach-que, Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D11605

src/applications/conpherence/controller/ConpherenceUpdateController.php

@@ -165,7 +165,7 @@ final class ConpherenceUpdateController
     }
 
     if ($errors) {
-      $error_view = id(new AphrontErrorView())
+      $error_view = id(new PHUIErrorView())
         ->setErrors($errors);
     }