Land http://codereview.chromium.org/159067:

chrome/browser/tab_contents/tab_contents.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/tab_contents/tab_contents.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/file_version_info.h"
 #include "base/process_util.h"
@@ skipping 1758 matching lines @@
 }
 
 RendererPreferences TabContents::GetRendererPrefs() const {
   return renderer_preferences_;
 }
 
 TabContents* TabContents::GetAsTabContents() {
   return this;
 }
 
+ViewType::Type TabContents::GetRenderViewType() const {
+  return ViewType::TAB_CONTENTS;
+}
+
+int TabContents::GetBrowserWindowID() const {
+  return controller().window_id().id();
+}
+
 void TabContents::RenderViewCreated(RenderViewHost* render_view_host) {
   NotificationService::current()->Notify(
       NotificationType::RENDER_VIEW_HOST_CREATED_FOR_TAB,
       Source<TabContents>(this),
       Details<RenderViewHost>(render_view_host));
-
   NavigationEntry* entry = controller_.GetActiveEntry();
   if (!entry)
     return;
 
   // When we're creating views, we're still doing initial setup, so we always
   // use the pending DOM UI rather than any possibly existing committed one.
   if (render_manager_.pending_dom_ui()) {
     render_manager_.pending_dom_ui()->RenderViewCreated(render_view_host);
   }
 
@@ skipping 612 matching lines @@
       NavigationController::LoadCommittedDetails& committed_details =
           *(Details<NavigationController::LoadCommittedDetails>(details).ptr());
       ExpireInfoBars(committed_details);
       break;
     }
 
     default:
       NOTREACHED();
   }
 }