Move ExtensionWindowController and related into extensions namespace

chrome/browser/ui/extensions/shell_window.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/ui/extensions/shell_window.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/shell_window_registry.h"
 #include "chrome/browser/file_select_helper.h"
@@ skipping 325 matching lines @@
       break;
     }
     case content::NOTIFICATION_APP_TERMINATING:
       Close();
       break;
     default:
       NOTREACHED() << "Received unexpected notification";
   }
 }
 
-ExtensionWindowController* ShellWindow::GetExtensionWindowController() const {
+extensions::WindowController*
+ShellWindow::GetExtensionWindowController() const {
   return NULL;
 }
 
 void ShellWindow::OnRequest(const ExtensionHostMsg_Request_Params& params) {
   extension_function_dispatcher_.Dispatch(params,
                                           web_contents_->GetRenderViewHost());
 }
 
 void ShellWindow::AddMessageToDevToolsConsole(ConsoleMessageLevel level,
                                               const std::string& message) {
   content::RenderViewHost* rvh = web_contents_->GetRenderViewHost();
   rvh->Send(new ExtensionMsg_AddMessageToConsole(
       rvh->GetRoutingID(), level, message));
 }