Eliminate HICON leaks caused by creating icons from bitmap image.

ui/views/win/hwnd_message_handler.h

Index: ui/views/win/hwnd_message_handler.h
diff --git a/ui/views/win/hwnd_message_handler.h b/ui/views/win/hwnd_message_handler.h
index b24f5b9b21f46a3267f5e61919b89d1632c6f561..f0fb4d8c4a774d22af6e6158e43c27258a405129 100644
--- a/ui/views/win/hwnd_message_handler.h
+++ b/ui/views/win/hwnd_message_handler.h
@@ -517,6 +517,12 @@ class VIEWS_EXPORT HWNDMessageHandler :
   // so that we can restore it.
   HCURSOR previous_cursor_;
 
+  // The icon created from the bitmap image of the window icon.
+  base::win::ScopedHICON window_icon_;
+
+  // The icon created from the bitmap image of the app icon.
+  base::win::ScopedHICON app_icon_;
+
   // Event handling ------------------------------------------------------------
 
   // The flags currently being used with TrackMouseEvent to track mouse