Remove AtomicStringImpl.

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 674 matching lines @@
             if (property != CSSPropertyWebkitAnimationTimingFunction)
                 keyframeValue.addProperty(property);
         }
     }
 
     document()->didAccessStyleResolver();
 
     return state.takeStyle();
 }
 
-const StyleRuleKeyframes* StyleResolver::matchScopedKeyframesRule(Element* e, const AtomicStringImpl* animationName)
+const StyleRuleKeyframes* StyleResolver::matchScopedKeyframesRule(Element* e, const StringImpl* animationName)
 {
     if (m_styleTree.hasOnlyScopedResolverForDocument())
         return m_styleTree.scopedStyleResolverForDocument()->keyframeStylesForAnimation(animationName);
 
     Vector<ScopedStyleResolver*, 8> stack;
     m_styleTree.resolveScopedKeyframesRules(e, stack);
     if (stack.isEmpty())
         return 0;
 
     for (size_t i = 0; i < stack.size(); ++i) {
@@ skipping 738 matching lines @@
     fprintf(stderr, "This recalc style:\n");
     printStyleStats(m_searches, m_elementsEligibleForSharing, m_stylesShared, m_searchFoundSiblingForSharing, m_searchesMissedSharing);
 
     fprintf(stderr, "Total:\n");
     printStyleStats(m_totalSearches, m_totalElementsEligibleForSharing, m_totalStylesShared, m_totalSearchFoundSiblingForSharing, m_totalSearchesMissedSharing);
     fprintf(stderr, "--------------------------------------------------------------------------------\n");
 }
 #endif
 
 } // namespace WebCore