Adds code for a new Aura shell.

ui/aura_shell/aura_shell_main.cc

+// Copyright (c) 2011 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 "base/at_exit.h"
+#include "base/command_line.h"
+#include "base/i18n/icu_util.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/message_loop.h"
+#include "third_party/skia/include/core/SkXfermode.h"
+#include "ui/aura/desktop.h"
+#include "ui/aura/desktop_host.h"
+#include "ui/aura/window.h"
+#include "ui/aura/window_delegate.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/base/ui_base_paths.h"
+#include "ui/gfx/canvas.h"
+#include "ui/gfx/canvas_skia.h"
+#include "ui/gfx/rect.h"
+#include "views/widget/widget.h"
+#include "views/widget/widget_delegate.h"
+
+#if !defined(OS_WIN)
+#include "ui/aura/hit_test.h"
+#endif
+
+int main(int argc, char** argv) {
+  CommandLine::Init(argc, argv);
+
+  // The exit manager is in charge of calling the dtors of singleton objects.
+  base::AtExitManager exit_manager;
+
+  ui::RegisterPathProvider();
+  icu_util::Initialize();
+  ResourceBundle::InitSharedInstance("en-US");
+
+#if defined(USE_X11)
+  base::MessagePumpX::DisableGtkMessagePump();
+#endif
+
+  // Create the message-loop here before creating the desktop.
+  MessageLoop message_loop(MessageLoop::TYPE_UI);
+
+  aura::Desktop::GetInstance()->Run();
+
+  delete aura::Desktop::GetInstance();
+
+  return 0;
+}
+