Add setHeader to PHUITwoColumnView for consistent page layouts

Summary: Working towards making PHUITwoColumnView into a page layout engine. Adds header support.

Test Plan: Use new header on Profile and Profiles. No visual changes, less duplicated code.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Differential Revision: https://secure.phabricator.com/D15292

src/applications/project/controller/PhabricatorProjectProfileController.php

@@ -83,8 +83,11 @@ final class PhabricatorProjectProfileController
 
     $feed = $this->renderStories($stories);
     $feed = phutil_tag_div('project-view-feed', $feed);
+    require_celerity_resource('project-view-css');
 
-    $columns = id(new PHUITwoColumnView())
+    $home = id(new PHUITwoColumnView())
+      ->setHeader($header)
+      ->addClass('project-view-home')
       ->setMainColumn(
         array(
           $properties,
@@ -101,17 +104,6 @@ final class PhabricatorProjectProfileController
     $crumbs = $this->buildApplicationCrumbs();
     $crumbs->setBorder(true);
 
-    require_celerity_resource('project-view-css');
-    $home = phutil_tag(
-      'div',
-      array(
-        'class' => 'project-view-home',
-      ),
-      array(
-        $header,
-        $columns,
-      ));
-
     return $this->newPage()
       ->setNavigation($nav)
       ->setCrumbs($crumbs)