Separate mouse transition events from pointerevent

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 292 matching lines @@
 
     void resetOverscroll(bool didScrollX, bool didScrollY);
     void handleOverscroll(const ScrollResult&, const FloatPoint& position = FloatPoint(), const FloatSize& velocity = FloatSize());
 
     void customizedScroll(const Node& startNode, ScrollState&);
 
     HitTestResult hitTestResultInFrame(LocalFrame*, const LayoutPoint&, HitTestRequest::HitTestRequestType hitType = HitTestRequest::ReadOnly | HitTestRequest::Active);
 
     void invalidateClick();
 
-    void updateMouseEventTargetNode(Node*, const PlatformMouseEvent&);
+    PassRefPtrWillBeRawPtr<Node> updateMouseEventTargetNode(Node*, const PlatformMouseEvent&);
+    void updateMouseEventTargetNodeAndSendEvents(Node*, const PlatformMouseEvent&, bool = false);

[Rick Byers, 2016/03/29 16:37:14]

nit: name the parameter here since the name defines the contract in this case
(we omit names only when they're redundant with the type IIRC).

[Navid Zolghadr, 2016/03/29 17:44:03]

Done.

+
 
     MouseEventWithHitTestResults prepareMouseEvent(const HitTestRequest&, const PlatformMouseEvent&);
 
     WebInputEventResult dispatchMouseEvent(const AtomicString& eventType, Node* target, int clickCount, const PlatformMouseEvent&);
 
     // Dispatches ME after corresponding PE provided the PE has not been canceled. The eventType arg
     // must be a mouse event that can be gated though a preventDefaulted pointerdown (i.e., one of
     // {mousedown, mousemove, mouseup}).
     // TODO(mustaq): Can we avoid the clickCount param, instead use PlatformMouseEvent's count?
     //     Same applied to dispatchMouseEvent() above.
@@ skipping 157 matching lines @@
     // scroll which shouldn't propagate can't cause any element to
     // scroll other than the |m_previousGestureScrolledNode|.
     bool m_deltaConsumedForScrollSequence;
 };
 
 } // namespace blink
 
 WTF_ALLOW_INIT_WITH_MEM_FUNCTIONS(blink::EventHandler::TouchInfo);
 
 #endif // EventHandler_h