Adding relList attr to link and anchor element

Source/core/html/HTMLLinkElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Rob Buis (rwlbuis@gmail.com)
  * Copyright (C) 2011 Google Inc. 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
@@ skipping 403 matching lines @@
 KURL HTMLLinkElement::href() const
 {
     return document().completeURL(getAttribute(hrefAttr));
 }
 
 const AtomicString& HTMLLinkElement::rel() const
 {
     return getAttribute(relAttr);
 }
 
+DOMTokenList& HTMLLinkElement::relList()
+{
+    if (!m_relList)
+        setRelList(RelList::create(this));

[Inactive, 2014/07/23 13:26:43]

 m_relList = RelList::create(this);

+    return *m_relList.get();

[Inactive, 2014/07/23 13:26:43]

.get() is unnecessary

+}
+
 const AtomicString& HTMLLinkElement::type() const
 {
     return getAttribute(typeAttr);
 }
 
 bool HTMLLinkElement::async() const
 {
     return fastHasAttribute(HTMLNames::asyncAttr);
 }
 
@@ skipping 25 matching lines @@
         V8DOMActivityLogger* activityLogger = V8DOMActivityLogger::currentActivityLoggerIfIsolatedWorld();
         if (activityLogger) {
             Vector<String> argv;
             argv.append("link");
             argv.append(hrefAttr.toString());
             argv.append(oldValue);
             argv.append(newValue);
             activityLogger->logEvent("blinkSetAttribute", argv.size(), argv.data());
         }
     }
+
+    if (name == relAttr && m_relList)

[Inactive, 2014/07/23 13:26:43]

I would do this in HTMLLinkElement::parseAttribute(). There is already a check
for relAttr there.

+        m_relList->setValue(newValue);
+
     HTMLElement::attributeWillChange(name, oldValue, newValue);
 }
 
 PassOwnPtrWillBeRawPtr<LinkStyle> LinkStyle::create(HTMLLinkElement* owner)
 {
     return adoptPtrWillBeNoop(new LinkStyle(owner));
 }
 
 LinkStyle::LinkStyle(HTMLLinkElement* owner)
     : LinkResource(owner)
@@ skipping 262 matching lines @@
         removePendingSheet();
 }
 
 void LinkStyle::trace(Visitor* visitor)
 {
     visitor->trace(m_sheet);
     LinkResource::trace(visitor);
 }
 
 } // namespace WebCore