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

third_party/WebKit/Source/core/html/HTMLElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004-2008, 2013, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2011 Motorola Mobility. 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
@@ skipping 936 matching lines @@
 
     return parentElement() && parentElement()->isHTMLElement() ? toHTMLElement(parentElement())->assignedContextMenu() : nullptr;
 }
 
 HTMLMenuElement* HTMLElement::contextMenu() const
 {
     const AtomicString& contextMenuId(fastGetAttribute(contextmenuAttr));
     if (contextMenuId.isNull())
         return nullptr;
 
-    Element* element = treeScope().getElementById(contextMenuId);
+    Element* element = treeScopeOrDocument().getElementById(contextMenuId);
     // Not checking if the menu element is of type "popup".
     // Ignoring menu element type attribute is intentional according to the standard.
     return isHTMLMenuElement(element) ? toHTMLMenuElement(element) : nullptr;
 }
 
 void HTMLElement::setContextMenu(HTMLMenuElement* contextMenu)
 {
     if (!contextMenu) {
         setAttribute(contextmenuAttr, "");
         return;
     }
 
     // http://www.whatwg.org/specs/web-apps/current-work/multipage/infrastructure.html#reflecting-content-attributes-in-idl-attributes
     // On setting, if the given element has an id attribute, and has the same home
     // subtree as the element of the attribute being set, and the given element is the
     // first element in that home subtree whose ID is the value of that id attribute,
     // then the content attribute must be set to the value of that id attribute.
     // Otherwise, the content attribute must be set to the empty string.
     const AtomicString& contextMenuId(contextMenu->fastGetAttribute(idAttr));
 
-    if (!contextMenuId.isNull() && contextMenu == treeScope().getElementById(contextMenuId))
+    if (!contextMenuId.isNull() && contextMenu == treeScopeOrDocument().getElementById(contextMenuId))
         setAttribute(contextmenuAttr, contextMenuId);
     else
         setAttribute(contextmenuAttr, "");
 }
 
 void HTMLElement::defaultEventHandler(Event* event)
 {
     if (event->type() == EventTypeNames::keypress && event->isKeyboardEvent()) {
         handleKeypressEvent(toKeyboardEvent(event));
         if (event->defaultHandled())
@@ skipping 50 matching lines @@
 #ifndef NDEBUG
 
 // For use in the debugger
 void dumpInnerHTML(blink::HTMLElement*);
 
 void dumpInnerHTML(blink::HTMLElement* element)
 {
     printf("%s\n", element->innerHTML().ascii().data());
 }
 #endif