Get mouse events to work with win aura, and make the combobox function in the views examples app.

ui/views/widget/desktop_capture_client.h

Index: ui/views/widget/desktop_capture_client.h
===================================================================
--- ui/views/widget/desktop_capture_client.h	(revision 0)
+++ ui/views/widget/desktop_capture_client.h	(revision 0)
@@ -0,0 +1,32 @@
+// 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_VIEWS_WIDGET_DESKTOP_CAPTURE_CLIENT_H_
+#define UI_VIEWS_WIDGET_DESKTOP_CAPTURE_CLIENT_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "ui/aura/client/capture_client.h"
+
+namespace views {
+
+class DesktopCaptureClient : public aura::client::CaptureClient {
+ public:
+  DesktopCaptureClient();
+  virtual ~DesktopCaptureClient();
+
+ private:
+  // Overridden from aura::client::CaptureClient:
+  virtual void SetCapture(aura::Window* window) OVERRIDE;
+  virtual void ReleaseCapture(aura::Window* window) OVERRIDE;
+  virtual aura::Window* GetCaptureWindow() OVERRIDE;
+
+  aura::Window* capture_window_;
+
+  DISALLOW_COPY_AND_ASSIGN(DesktopCaptureClient);
+};
+
+}  // namespace views
+
+#endif  // UI_VIEWS_WIDGET_DESKTOP_CAPTURE_CLIENT_H_