Do not call an event listener on a cloned node in svg <use>'s UA shadow tree

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

Index: third_party/WebKit/Source/core/events/Event.cpp
diff --git a/third_party/WebKit/Source/core/events/Event.cpp b/third_party/WebKit/Source/core/events/Event.cpp
index fc4e6a547b7e3e9c0a8dc9b0b4ae7c88ea0220ff..5e661a6993d2df071da3379668d156110fa54678 100644
--- a/third_party/WebKit/Source/core/events/Event.cpp
+++ b/third_party/WebKit/Source/core/events/Event.cpp
@@ -325,18 +325,6 @@ EventDispatchMediator* Event::createMediator()
     return EventDispatchMediator::create(this);
 }
 
-EventTarget* Event::currentTarget() const
-{
-    if (!m_currentTarget)
-        return nullptr;
-    Node* node = m_currentTarget->toNode();
-    if (node && node->isSVGElement()) {
-        if (SVGElement* svgElement = toSVGElement(node)->correspondingElement())
-            return svgElement;
-    }
-    return m_currentTarget.get();
-}
-
 double Event::timeStamp(ScriptState* scriptState) const
 {
     double timeStamp = 0;