Implement support for unprefixed keyframes rules resolution.

Source/core/css/resolver/StyleResolver.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 263 matching lines @@
     ASSERT(shadowRoot->host());
     m_styleTree.pushStyleCache(shadowRoot, shadowRoot->host());
 }
 
 void StyleResolver::popParentShadowRoot(const ShadowRoot* shadowRoot)
 {
     ASSERT(shadowRoot->host());
     m_styleTree.popStyleCache(shadowRoot);
 }
 
-// This is a simplified style setting function for keyframe styles
-void StyleResolver::addKeyframeStyle(PassRefPtr<StyleRuleKeyframes> rule)
-{
-    AtomicString s(rule->name());
-    m_keyframesRuleMap.set(s.impl(), rule);
-}
-
 StyleResolver::~StyleResolver()
 {
     m_fontSelector->clearDocument();
     m_viewportStyleResolver->clearDocument();
 }
 
 inline void StyleResolver::matchShadowDistributedRules(ElementRuleCollector& collector, bool includeEmptyRules)
 {
     // FIXME: Determine tree position.
     CascadeScope cascadeScope = ignoreCascadeScope;
@@ skipping 1234 matching lines @@
         m_matchedPropertiesSearches, m_matchedPropertiesHit, m_matchedPropertiesSharedInheritedHit, m_matchedPropertiesToCache, m_matchedPropertiesEnteredIntoCache);
 
     fprintf(stderr, "Total:\n");
     printStyleStats(m_totalSearches, m_totalElementsEligibleForSharing, m_totalStylesShared, m_totalSearchFoundSiblingForSharing, m_totalSearchesMissedSharing,
         m_totalMatchedPropertiesSearches, m_totalMatchedPropertiesHit, m_totalMatchedPropertiesSharedInheritedHit, m_totalMatchedPropertiesToCache, m_totalMatchedPropertiesEnteredIntoCache);
     fprintf(stderr, "--------------------------------------------------------------------------------\n");
 }
 #endif
 
 } // namespace WebCore