Implement Event.relatedTargetScoped

third_party/WebKit/Source/core/events/Event.h

 /*
  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
  * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 106 matching lines @@
 
     EventTarget* currentTarget() const;
     void setCurrentTarget(EventTarget* currentTarget) { m_currentTarget = currentTarget; }
 
     unsigned short eventPhase() const { return m_eventPhase; }
     void setEventPhase(unsigned short eventPhase) { m_eventPhase = eventPhase; }
 
     bool bubbles() const { return m_canBubble; }
     bool cancelable() const { return m_cancelable; }
     bool scoped() const { return m_scoped; }
+    bool relatedTargetScoped() const { return m_relatedTargetScoped; }
 
     // Event creation timestamp in milliseconds. If |HiResEventTimeStamp|
     // runtime feature is enabled it returns a DOMHighResTimeStamp using the
     // platform timestamp (see |m_platformTimeStamp|) otherwise it returns a
     // DOMTimeStamp that represents the current object's construction time (see
     // |m_createTime|). For more info see http://crbug.com/160524
     double timeStamp(ScriptState*) const;
     double platformTimeStamp() const { return m_platformTimeStamp; }
     DOMTimeStamp createTime() const { return m_createTime; }
 
@@ skipping 63 matching lines @@
     bool isTrusted() const { return m_isTrusted; }
     void setTrusted(bool value) { m_isTrusted = value; }
 
     void setHandlingPassive(bool value) { m_handlingPassive = value; }
 
     DECLARE_VIRTUAL_TRACE();
 
 protected:
     Event();
     Event(const AtomicString& type, bool canBubble, bool cancelable);
+    Event(const AtomicString& type, bool canBubble, bool cancelable, EventTarget* relatedTarget);
     Event(const AtomicString& type, bool canBubble, bool cancelable, double platformTimeStamp);
+    Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableArg, EventTarget* relatedTarget, double platformTimeStamp);

[kochi, 2016/03/18 05:43:43]

nit: s/eventType/type/, s/canBubbleArg/canBubble/, s/cancelableArg/cacnelable/ ?
Any reason why parameter names are different from other lines?

[yuzuchan, 2016/03/18 07:20:15]

Fixed.

     Event(const AtomicString& type, bool canBubble, bool cancelable, bool scoped);
-    Event(const AtomicString& type, bool canBubble, bool cancelable, bool scoped, double platformTimeStamp);
+    Event(const AtomicString& type, bool canBubble, bool cancelable, bool scoped, bool relatedTargetScoped, double platformTimeStamp);
     Event(const AtomicString& type, const EventInit&);
 
     virtual void receivedTarget();
     bool dispatched() const { return m_target; }
 
     void setCanBubble(bool bubble) { m_canBubble = bubble; }
 
 private:
     enum EventPathMode {
         EmptyAfterDispatch,
         NonEmptyAfterDispatch
     };
 
     WillBeHeapVector<RefPtrWillBeMember<EventTarget>> pathInternal(ScriptState*, EventPathMode) const;
 
     AtomicString m_type;
     unsigned m_canBubble:1;
     unsigned m_cancelable:1;
     unsigned m_scoped:1;
+    unsigned m_relatedTargetScoped:1;
 
     unsigned m_propagationStopped:1;
     unsigned m_immediatePropagationStopped:1;
     unsigned m_defaultPrevented:1;
     unsigned m_defaultHandled:1;
     unsigned m_cancelBubble:1;
     unsigned m_isTrusted : 1;
     unsigned m_handlingPassive : 1;
 
     unsigned short m_eventPhase;
     RefPtrWillBeMember<EventTarget> m_currentTarget;
     RefPtrWillBeMember<EventTarget> m_target;
     DOMTimeStamp m_createTime;
     RefPtrWillBeMember<Event> m_underlyingEvent;
     OwnPtrWillBeMember<EventPath> m_eventPath;
     // The monotonic platform time in seconds, for input events it is the
     // event timestamp provided by the host OS and reported in the original
     // WebInputEvent instance.
     double m_platformTimeStamp;
 };
 
 #define DEFINE_EVENT_TYPE_CASTS(typeName) \
     DEFINE_TYPE_CASTS(typeName, Event, event, event->is##typeName(), event.is##typeName())
 
 } // namespace blink
 
 #endif // Event_h