Revert 132856 - Aura/ash split: Remove hacks and get chrome linking without ash.

ui/views/examples/content_client/examples_browser_main_parts.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 "ui/views/examples/content_client/examples_browser_main_parts.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_restrictions.h"
 #include "content/public/common/content_switches.h"
 #include "content/shell/shell.h"
 #include "content/shell/shell_browser_context.h"
 #include "content/shell/shell_devtools_delegate.h"
 #include "content/shell/shell_switches.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/net_module.h"
 #include "ui/base/clipboard/clipboard.h"
 #include "ui/views/examples/examples_window.h"
 #include "ui/views/test/test_views_delegate.h"
 #include "ui/views/focus/accelerator_handler.h"
 
 #if defined(USE_AURA)
-#include "ui/aura/desktop/desktop_stacking_client.h"
+#include "ui/aura/client/stacking_client.h"
 #include "ui/aura/env.h"
+#include "ui/aura/root_window.h"
+#include "ui/aura/window.h"
+#include "ui/gfx/compositor/compositor.h"
+#include "ui/gfx/compositor/test/compositor_test_support.h"
 #include "ui/views/widget/native_widget_aura.h"
 #endif
 
 namespace views {
 namespace examples {
+namespace {
+#if defined(USE_AURA)
+class RootWindowStackingClient : public aura::client::StackingClient {
+ public:
+  explicit RootWindowStackingClient() {
+    aura::client::SetStackingClient(this);
+  }
+
+  virtual ~RootWindowStackingClient() {
+    aura::client::SetStackingClient(NULL);
+  }
+
+  // Overridden from aura::client::StackingClient:
+  virtual aura::Window* GetDefaultParent(aura::Window* window) OVERRIDE {
+    return window->GetRootWindow();
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(RootWindowStackingClient);
+};
+#endif
+}
 
 ExamplesBrowserMainParts::ExamplesBrowserMainParts(
     const content::MainFunctionParams& parameters)
     : BrowserMainParts(),
       devtools_delegate_(NULL) {
 }
 
 ExamplesBrowserMainParts::~ExamplesBrowserMainParts() {
 }
 
 #if !defined(OS_MACOSX)
 void ExamplesBrowserMainParts::PreMainMessageLoopStart() {
 }
 #endif
 
 int ExamplesBrowserMainParts::PreCreateThreads() {
   return 0;
 }
 
 void ExamplesBrowserMainParts::PreMainMessageLoopRun() {
   browser_context_.reset(new content::ShellBrowserContext);
 
 #if defined(USE_AURA)
-  stacking_client_.reset(new aura::DesktopStackingClient);
+  // TURN ON THE HAX.
+  views::NativeWidgetAura::set_aura_desktop_hax();
+  ui::CompositorTestSupport::Initialize();
+  root_window_stacking_client_.reset(new RootWindowStackingClient);
 #endif
   views_delegate_.reset(new views::TestViewsDelegate);
 
   views::examples::ShowExamplesWindow(views::examples::QUIT_ON_CLOSE,
                                       browser_context_.get());
 }
 
 void ExamplesBrowserMainParts::PostMainMessageLoopRun() {
   if (devtools_delegate_)
     devtools_delegate_->Stop();
   browser_context_.reset();
   views_delegate_.reset();
 #if defined(USE_AURA)
-  stacking_client_.reset();
+  root_window_stacking_client_.reset();
   aura::Env::DeleteInstance();
+  ui::CompositorTestSupport::Terminate();
 #endif
 }
 
 bool ExamplesBrowserMainParts::MainMessageLoopRun(int* result_code) {
   // xxx: Hax here because this kills event handling.
 #if !defined(USE_AURA)
   views::AcceleratorHandler accelerator_handler;
   MessageLoopForUI::current()->RunWithDispatcher(&accelerator_handler);
 #else
   MessageLoopForUI::current()->Run();
 #endif
   return true;
 }
 
 ui::Clipboard* ExamplesBrowserMainParts::GetClipboard() {
   if (!clipboard_.get())
     clipboard_.reset(new ui::Clipboard());
   return clipboard_.get();
 }
 
 }  // namespace examples
 }  // namespace views