Move PHUIErrorView to PHUIInfoView

Summary: Since this element isn't strictly about errors, re-label as info view instead.

Test Plan: Grepped for all callsites, tested UIExamples and a few other random pages.

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: hach-que, Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D11867

src/applications/oauthserver/controller/PhabricatorOAuthServerController.php

@@ -55,8 +55,8 @@ abstract class PhabricatorOAuthServerController
   }
 
   protected function buildErrorView($error_message) {
-    $error = new PHUIErrorView();
-    $error->setSeverity(PHUIErrorView::SEVERITY_ERROR);
+    $error = new PHUIInfoView();
+    $error->setSeverity(PHUIInfoView::SEVERITY_ERROR);
     $error->setTitle($error_message);
 
     return $error;