chromeos: fix focus for mushrome

ash/root_window_controller.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/root_window_controller.h"
 
 #include <algorithm>
 #include <queue>
 #include <vector>
 
@@ skipping 735 matching lines @@
   capture_client_.reset(new ::wm::ScopedCaptureClient(root_window));
 }
 
 void RootWindowController::Init(RootWindowType root_window_type) {
   aura::Window* root_window = GetRootWindow();
   ShellPort* shell_port = ShellPort::Get();
   Shell* shell = Shell::Get();
   shell->InitRootWindow(root_window);
 
   CreateContainers();
+  ShellPort::Get()->OnCreatedRootWindowContainers(this);
 
   CreateSystemWallpaper(root_window_type);
 
   InitLayoutManagers();
   InitTouchHuds();
 
   if (shell_port->GetPrimaryRootWindowController()
           ->GetSystemModalLayoutManager(nullptr)
           ->has_window_dimmer()) {
     GetSystemModalLayoutManager(nullptr)->CreateModalBackground();
@@ skipping 339 matching lines @@
     EnableTouchHudProjection();
   else
     DisableTouchHudProjection();
 }
 
 RootWindowController* GetRootWindowController(const aura::Window* root_window) {
   return root_window ? GetRootWindowSettings(root_window)->controller : nullptr;
 }
 
 }  // namespace ash