Send click event after pointer capturing retarget

third_party/WebKit/Source/core/input/EventHandler.h

 /*
  * Copyright (C) 2006, 2007, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 289 matching lines @@
   // preventDefaulted pointerdown (i.e., one of
   // {mousedown, mousemove, mouseup}).
   // TODO(mustaq): Can we avoid the clickCount param, instead use
   // WebmMouseEvent's count?
   //     Same applied to dispatchMouseEvent() above.
   WebInputEventResult updatePointerTargetAndDispatchEvents(
       const AtomicString& mouseEventType,
       Node* target,
       const String& canvasRegionId,
       const WebMouseEvent&,
-      const Vector<WebMouseEvent>& coalescedEvents);
+      const Vector<WebMouseEvent>& coalescedEvents,
+      bool sendClickIfNeeded = false);
 
   // Clears drag target and related states. It is called when drag is done or
   // canceled.
   void clearDragState();
 
   WebInputEventResult passMousePressEventToSubframe(
       MouseEventWithHitTestResults&,
       LocalFrame* subframe);
   WebInputEventResult passMouseMoveEventToSubframe(
       MouseEventWithHitTestResults&,
@@ skipping 65 matching lines @@
 
   // Set on GestureTapDown if the |pointerdown| event corresponding to the
   // triggering |touchstart| event was canceled. This suppresses mouse event
   // firing for the current gesture sequence (i.e. until next GestureTapDown).
   bool m_suppressMouseEventsFromGestures;
 };
 
 }  // namespace blink
 
 #endif  // EventHandler_h