Move ExtensionWindowController and related into extensions namespace

chrome/browser/extensions/tab_helper.cc

 // Copyright (c) 2012 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/extensions/tab_helper.h"
 
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/app_notify_channel_ui.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/page_action_controller.h"
@@ skipping 380 matching lines @@
 
 void TabHelper::OnImageLoaded(const gfx::Image& image,
                               const std::string& extension_id,
                               int index) {
   if (!image.IsEmpty()) {
     extension_app_icon_ = *image.ToSkBitmap();
     web_contents()->NotifyNavigationStateChanged(content::INVALIDATE_TYPE_TAB);
   }
 }
 
-ExtensionWindowController* TabHelper::GetExtensionWindowController() const  {
+WindowController* TabHelper::GetExtensionWindowController() const  {
   content::WebContents* contents = web_contents();
   TabContentsIterator tab_iterator;
   for (; !tab_iterator.done(); ++tab_iterator) {
     if (contents == (*tab_iterator)->web_contents())
       return tab_iterator.browser()->extension_window_controller();
   }
 
   return NULL;
 }
 
@@ skipping 32 matching lines @@
     // malware site etc). When this happens, we abort the shortcut update.
     NavigationEntry* entry = controller.GetLastCommittedEntry();
     if (entry)
       GetApplicationInfo(entry->GetPageID());
     else
       pending_web_app_action_ = NONE;
   }
 }
 
 }  // namespace extensions