Add support for reposting the ET_GESTURE_TAP_DOWN gesture event to the RootWindow and in the

ui/base/events/event.h

 // 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_BASE_EVENTS_EVENT_H_
 #define UI_BASE_EVENTS_EVENT_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/event_types.h"
@@ skipping 684 matching lines @@
   }
 
   virtual ~GestureEvent();
 
   const GestureEventDetails& details() const { return details_; }
 
   // Returns the lowest touch-id of any of the touches which make up this
   // gesture. If there are no touches associated with this gesture, returns -1.
   int GetLowestTouchId() const;
 
+  unsigned int touch_ids_bitfield() const {
+    return touch_ids_bitfield_;
+  }
+
  private:
   GestureEventDetails details_;
 
   // The set of indices of ones in the binary representation of
   // touch_ids_bitfield_ is the set of touch_ids associate with this gesture.
   // This value is stored as a bitfield because the number of touch ids varies,
   // but we currently don't need more than 32 touches at a time.
   const unsigned int touch_ids_bitfield_;
-
-  DISALLOW_COPY_AND_ASSIGN(GestureEvent);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_EVENTS_EVENT_H_