Do not release capture when transferring capture between Chrome windows on Linux

ui/views/widget/desktop_aura/x11_scoped_capture.h

-// Copyright 2013 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_AURA_X11_SCOPED_CAPTURE_H_
-#define UI_VIEWS_WIDGET_DESKTOP_AURA_X11_SCOPED_CAPTURE_H_
-
-#include "base/basictypes.h"
-
-typedef unsigned long XID;
-
-namespace views {
-
-// Grabs X11 input on a window., i.e. all subsequent mouse events are dispatched
-// to the window, while the capture is active.
-class X11ScopedCapture {
- public:
-  explicit X11ScopedCapture(XID window);
-  virtual ~X11ScopedCapture();
-
- private:
-  bool captured_;
-
-  DISALLOW_COPY_AND_ASSIGN(X11ScopedCapture);
-};
-
-}  // namespace views
-
-#endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_X11_SCOPED_CAPTURE_H_