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

third_party/WebKit/Source/modules/accessibility/AXNodeObject.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:
  *
  * 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 135 matching lines @@
 AXObject* AXNodeObject::activeDescendant() const
 {
     if (!getNode() || !getNode()->isElementNode())
         return nullptr;
 
     const AtomicString& activeDescendantAttr = getAttribute(aria_activedescendantAttr);
     if (activeDescendantAttr.isNull() || activeDescendantAttr.isEmpty())
         return nullptr;
 
     Element* element = toElement(getNode());
-    Element* descendant = element->treeScope().getElementById(activeDescendantAttr);
+    Element* descendant = element->treeScopeOrDocument().getElementById(activeDescendantAttr);
     if (!descendant)
         return nullptr;
 
     AXObject* axDescendant = axObjectCache().getOrCreate(descendant);
     return axDescendant;
 }
 
 String AXNodeObject::ariaAccessibilityDescription() const
 {
     String ariaLabelledby = ariaLabelledbyAttribute();
@@ skipping 476 matching lines @@
     return true;
 }
 
 HTMLLabelElement* AXNodeObject::labelForElement(const Element* element) const
 {
     if (!element->isHTMLElement() || !toHTMLElement(element)->isLabelable())
         return 0;
 
     const AtomicString& id = element->getIdAttribute();
     if (!id.isEmpty()) {
-        if (HTMLLabelElement* labelFor = element->treeScope().labelElementForId(id))
+        if (HTMLLabelElement* labelFor = element->treeScopeOrDocument().labelElementForId(id))
             return labelFor;
     }
 
     HTMLLabelElement* labelWrappedElement = Traversal<HTMLLabelElement>::firstAncestor(*element);
     if (labelWrappedElement && labelWrappedElement->control() == toLabelableElement(element))
         return labelWrappedElement;
 
     return 0;
 }
 
@@ skipping 2124 matching lines @@
     return placeholder;
 }
 
 DEFINE_TRACE(AXNodeObject)
 {
     visitor->trace(m_node);
     AXObject::trace(visitor);
 }
 
 } // namespace blink