Run athena on device

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 <queue>
 #include <vector>
 
 #include "ash/ash_constants.h"
@@ skipping 266 matching lines @@
 void RootWindowController::CreateForVirtualKeyboardDisplay(
     AshWindowTreeHost* host) {
   RootWindowController* controller = new RootWindowController(host);
   controller->Init(RootWindowController::VIRTUAL_KEYBOARD,
                    false /* first run */);
 }
 
 // static
 RootWindowController* RootWindowController::ForShelf(
     const aura::Window* window) {
+  CHECK(Shell::HasInstance());
   return GetRootWindowController(window->GetRootWindow());
 }
 
 // static
 RootWindowController* RootWindowController::ForWindow(
     const aura::Window* window) {
+  CHECK(Shell::HasInstance());
   return GetRootWindowController(window->GetRootWindow());
 }
 
 // static
 RootWindowController* RootWindowController::ForTargetRootWindow() {
+  CHECK(Shell::HasInstance());
   return GetRootWindowController(Shell::GetTargetRootWindow());
 }
 
 // static
 aura::Window* RootWindowController::GetContainerForWindow(
     aura::Window* window) {
   aura::Window* container = window->parent();
   while (container && container->type() != ui::wm::WINDOW_TYPE_UNKNOWN)
     container = container->parent();
   return container;
@@ skipping 775 matching lines @@
   else
     DisableTouchHudProjection();
 }
 
 RootWindowController* GetRootWindowController(
     const aura::Window* root_window) {
   return root_window ? GetRootWindowSettings(root_window)->controller : NULL;
 }
 
 }  // namespace ash