Proper MouseEvent targeting. Adds a Window method that locates a Window for a given point.

aura/desktop_host.h

 // 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.
 
 #ifndef AURA_DESKTOP_HOST_H_
 #define AURA_DESKTOP_HOST_H_
 #pragma once
 
 #include "base/message_loop.h"
 #include "ui/gfx/native_widget_types.h"
@@ skipping 19 matching lines @@
   // Sets the Desktop this DesktopHost is hosting. DesktopHost does not own the
   // Desktop.
   virtual void SetDesktop(Desktop* desktop) = 0;
 
   // Returns the accelerated widget.
   virtual gfx::AcceleratedWidget GetAcceleratedWidget() = 0;
 
   // Shows the DesktopHost.
   virtual void Show() = 0;
 
-  // Returns the size of the DesktopHost.
+  // Gets/Sets the size of the DesktopHost.
   virtual gfx::Size GetSize() = 0;
+  virtual void SetSize(const gfx::Size& size) = 0;
 };
 
 }  // namespace aura
 
 #endif  // AURA_DESKTOP_HOST_H_