Converts RootWindowLayoutManager to common types

ash/test/shell_test_api.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/shell_test_api.h"
 
 #include "ash/display/display_configuration_controller.h"
 #include "ash/root_window_controller.h"
 #include "ash/session/session_state_delegate.h"
 #include "ash/shelf/shelf_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 
 namespace ash {
 namespace test {
 
 ShellTestApi::ShellTestApi(Shell* shell) : shell_(shell) {}
 
-RootWindowLayoutManager* ShellTestApi::root_window_layout() {
-  return shell_->GetPrimaryRootWindowController()->root_window_layout();
-}
-
 SystemGestureEventFilter* ShellTestApi::system_gesture_event_filter() {
   return shell_->system_gesture_filter_.get();
 }
 
 WorkspaceController* ShellTestApi::workspace_controller() {
   return shell_->GetPrimaryRootWindowController()->workspace_controller();
 }
 
 ScreenPositionController* ShellTestApi::screen_position_controller() {
   return shell_->screen_position_controller_.get();
@@ skipping 23 matching lines @@
   shell_->shelf_delegate_.reset(delegate);
 }
 
 void ShellTestApi::SetSessionStateDelegate(
     SessionStateDelegate* session_state_delegate) {
   shell_->session_state_delegate_.reset(session_state_delegate);
 }
 
 }  // namespace test
 }  // namespace ash