ash: Add RootWindowHostFactory class.

ash/test/test_shell_delegate.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 "ash/test/test_shell_delegate.h"
 
 #include <algorithm>
 
 #include "ash/caps_lock_delegate_stub.h"
+#include "ash/host/root_window_host_factory.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/test/test_launcher_delegate.h"
 #include "ash/wm/stacking_controller.h"
 #include "ash/wm/window_util.h"
 #include "content/public/test/test_browser_context.h"
 #include "ui/aura/window.h"
 
 namespace ash {
 namespace test {
@@ skipping 175 matching lines @@
 }
 
 aura::client::StackingClient* TestShellDelegate::CreateStackingClient() {
   return new StackingController;
 }
 
 bool TestShellDelegate::IsSearchKeyActingAsFunctionKey() const {
   return is_search_key_acting_as_function_key_;
 }
 
+RootWindowHostFactory* TestShellDelegate::CreateRootWindowHostFactory() {
+  return RootWindowHostFactory::Create();
+}
+
 void TestShellDelegate::SetSessionStarted(bool session_started) {
   session_started_ = session_started;
   if (session_started)
     user_logged_in_ = true;
 }
 
 void TestShellDelegate::SetUserLoggedIn(bool user_logged_in) {
   user_logged_in_ = user_logged_in;
   if (!user_logged_in)
     session_started_ = false;
 }
 
 void TestShellDelegate::SetCanLockScreen(bool can_lock_screen) {
   can_lock_screen_ = can_lock_screen;
 }
 
 }  // namespace test
 }  // namespace ash