Rename Node::treeScope() to Node::treeScopeOrDocument()

third_party/WebKit/Source/core/dom/TreeScope.cpp

 /*
  * Copyright (C) 2011 Google Inc. All Rights Reserved.
  * Copyright (C) 2012 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
@@ skipping 180 matching lines @@
 {
     if (!m_elementsById)
         return;
     m_elementsById->remove(elementId, element);
     m_idTargetObserverRegistry->notifyObservers(elementId);
 }
 
 Node* TreeScope::ancestorInThisScope(Node* node) const
 {
     while (node) {
-        if (node->treeScope() == this)
+        if (node->treeScopeOrDocument() == this)
             return node;
         if (!node->isInShadowTree())
             return nullptr;
 
         node = node->shadowHost();
     }
 
     return nullptr;
 }
 
@@ skipping 213 matching lines @@
     Document& document = rootNode().document();
     Element* element = document.focusedElement();
     if (!element && document.page())
         element = document.page()->focusController().focusedFrameOwnerElement(*document.frame());
     if (!element)
         return nullptr;
 
     if (rootNode().isInV1ShadowTree()) {
         if (Node* retargeted = rootNode().retarget(*element)) {
             DCHECK(retargeted->isElementNode());
-            return this == &retargeted->treeScope() ? toElement(retargeted) : nullptr;
+            return this == &retargeted->treeScopeOrDocument() ? toElement(retargeted) : nullptr;
         }
         return nullptr;
     }
 
     EventPath* eventPath = new EventPath(*element);
     for (size_t i = 0; i < eventPath->size(); ++i) {
         if (eventPath->at(i).node() == rootNode()) {
             // eventPath->at(i).target() is one of the followings:
             // - InsertionPoint
             // - shadow host
@@ skipping 138 matching lines @@
     visitor->trace(m_idTargetObserverRegistry);
     visitor->trace(m_selection);
     visitor->trace(m_elementsById);
     visitor->trace(m_imageMapsByName);
     visitor->trace(m_labelsByForAttribute);
     visitor->trace(m_scopedStyleResolver);
     visitor->trace(m_radioButtonGroupScope);
 }
 
 } // namespace blink