Switch to standard integer types in ui/gfx/.

ui/gfx/win/singleton_hwnd.h

 // 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.
 
 #ifndef UI_GFX_WIN_SINGLETON_HWND_H_
 #define UI_GFX_WIN_SINGLETON_HWND_H_
 
 #include <windows.h>
 #include <vector>
 
+#include "base/macros.h"
 #include "base/observer_list.h"
 #include "ui/gfx/gfx_export.h"
 #include "ui/gfx/win/window_impl.h"
 
 namespace base {
 template<typename T> struct DefaultSingletonTraits;
 }
 
 namespace gfx {
 
@@ skipping 26 matching lines @@
 
   // List of registered observers.
   base::ObserverList<SingletonHwndObserver, true> observer_list_;
 
   DISALLOW_COPY_AND_ASSIGN(SingletonHwnd);
 };
 
 }  // namespace gfx
 
 #endif  // UI_GFX_WIN_SINGLETON_HWND_H_