Clean up more PonderQuestionQuery cruft

Summary: Ref T3578. Unroll these static methods for consistency.

Test Plan: grep

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T3578

Differential Revision: https://secure.phabricator.com/D6602

src/applications/ponder/controller/PonderQuestionViewController.php

@@ -13,7 +13,10 @@ final class PonderQuestionViewController extends PonderController {
     $request = $this->getRequest();
     $user = $request->getUser();
 
-    $question = PonderQuestionQuery::loadSingle($user, $this->questionID);
+    $question = id(new PonderQuestionQuery())
+      ->setViewer($user)
+      ->withIDs(array($this->questionID))
+      ->executeOne();
     if (!$question) {
       return new Aphront404Response();
     }