Change the type of a SVG <use> element's shadow tree from "user agent" to "closed"

third_party/WebKit/Source/web/PageWidgetDelegate.cpp

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 110 matching lines @@
   const WebInputEvent& event = coalescedEvent.event();
   if (event.modifiers() & WebInputEvent::IsTouchAccessibility &&
       WebInputEvent::isMouseEventType(event.type())) {
     WebMouseEvent mouseEvent = TransformWebMouseEvent(
         root->view(), static_cast<const WebMouseEvent&>(event));
 
     IntPoint docPoint(root->view()->rootFrameToContents(
         flooredIntPoint(mouseEvent.positionInRootFrame())));
     HitTestResult result = root->eventHandler().hitTestResultAtPoint(
         docPoint, HitTestRequest::ReadOnly | HitTestRequest::Active);
-    result.setToShadowHostIfInUserAgentShadowRoot();
+    result.setToShadowHostIfInRestrictedShadowRoot();
     if (result.innerNodeFrame()) {
       Document* document = result.innerNodeFrame()->document();
       if (document) {
         AXObjectCache* cache = document->existingAXObjectCache();
         if (cache)
           cache->onTouchAccessibilityHover(
               result.roundedPointInInnerNodeFrame());
       }
     }
   }
@@ skipping 127 matching lines @@
     const WebTouchEvent& event,
     const std::vector<const WebInputEvent*>& coalescedEvents) {
   WebTouchEvent transformedEvent =
       TransformWebTouchEvent(mainFrame.view(), event);
   return mainFrame.eventHandler().handleTouchEvent(
       transformedEvent,
       TransformWebTouchEventVector(mainFrame.view(), coalescedEvents));
 }
 
 }  // namespace blink