Block internal PlatformEvents before they are dispatched in touchview.

ash/wm/maximize_mode/internal_input_device_list.h

 // Copyright 2014 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 ASH_WM_MAXIMIZE_MODE_INTERNAL_INPUT_DEVICE_LIST_H_
 #define ASH_WM_MAXIMIZE_MODE_INTERNAL_INPUT_DEVICE_LIST_H_
 
 #include "ash/ash_export.h"
 #include "base/macros.h"
+#include "ui/events/platform/platform_event_types.h"
 
 namespace ui {
 class Event;

[bruthig, 2014/06/04 19:16:04]

Is this forward declaration needed any more?

 }
 
 namespace ash {
 
 // Identifies which input devices are internal and provides a helper function to
 // test if an input event came from an internal device.
 class ASH_EXPORT InternalInputDeviceList {
  public:
   InternalInputDeviceList() {}
   virtual ~InternalInputDeviceList() {}
 
-  virtual bool IsEventFromInternalDevice(const ui::Event* event) = 0;
+  virtual bool IsEventFromInternalDevice(const ui::PlatformEvent& event) = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(InternalInputDeviceList);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_MAXIMIZE_MODE_INTERNAL_INPUT_DEVICE_LIST_H_