Move custom element definitions into ElementRareData

Source/core/dom/Element.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
  *           (C) 2007 Eric Seidel (eric@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1717 matching lines @@
 
 void Element::setNeedsAnimationStyleRecalc()
 {
     if (styleChangeType() != NoStyleChange)
         return;
 
     setNeedsStyleRecalc(LocalStyleChange);
     setAnimationStyleChange(true);
 }
 
+void Element::setCustomElementDefinition(PassRefPtr<CustomElementDefinition> definition)
+{
+    if (!hasRareData() && !definition)
+        return;
+    ensureElementRareData().setCustomElementDefinition(definition);

[dominicc (has gone to gerrit), 2014/03/03 04:32:23]

We should assert that there isn't a definition already here.

+}
+
+CustomElementDefinition* Element::customElementDefinition() const
+{
+    if (hasRareData())
+        return elementRareData()->customElementDefinition();
+    return 0;
+}
+
 PassRefPtr<ShadowRoot> Element::createShadowRoot(ExceptionState& exceptionState)
 {
     if (alwaysCreateUserAgentShadowRoot())
         ensureUserAgentShadowRoot();
 
     // Some elements make assumptions about what kind of renderers they allow
     // as children so we can't allow author shadows on them for now. An override
     // flag is provided for testing how author shadows interact on these elements.
     if (!areAuthorShadowsAllowed() && !RuntimeEnabledFeatures::authorShadowDOMForAnyElementEnabled()) {
         exceptionState.throwDOMException(HierarchyRequestError, "Author-created shadow roots are disabled for this element.");
@@ skipping 1792 matching lines @@
     // Before doing so, we need to resolve issues in HTMLSelectElement::recalcListItems
     // and RenderMenuList::setText. See also https://bugs.webkit.org/show_bug.cgi?id=88405
     if (hasTagName(optionTag) || hasTagName(optgroupTag))
         return false;
     if (FullscreenElementStack::isActiveFullScreenElement(this))
         return false;
     return true;
 }
 
 } // namespace WebCore