Get rid of Reset and ResetStyleResolverAndFontSelector.

Source/core/css/resolver/ScopedStyleResolver.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 66 matching lines @@
     resolver->addMediaQueryResults(ruleSet.viewportDependentMediaQueryResults());
     resolver->processScopedRules(ruleSet, sheet->baseURL(), &m_scopingNode);
 }
 
 void ScopedStyleResolver::collectFeaturesTo(RuleFeatureSet& features)
 {
     for (size_t i = 0; i < m_authorStyleSheets.size(); ++i)
         features.add(m_authorStyleSheets[i]->ruleSet().features());
 }
 
-void ScopedStyleResolver::resetAuthorStyle()
-{
-    m_authorStyleSheets.clear();
-    m_keyframesRuleMap.clear();
-}
-
 bool ScopedStyleResolver::checkRegionStyle(Element* regionElement)
 {
     for (size_t i = 0; i < m_authorStyleSheets.size(); ++i) {
         const RuleSet& ruleSet = m_authorStyleSheets[i]->ruleSet();
         for (unsigned i = 0; i < ruleSet.m_regionSelectorsAndRuleSets.size(); ++i) {
             ASSERT(ruleSet.m_regionSelectorsAndRuleSets.at(i).ruleSet.get());
             if (checkRegionSelector(ruleSet.m_regionSelectorsAndRuleSets.at(i).selector, regionElement))
                 return true;
         }
     }
@@ skipping 57 matching lines @@
 
 void ScopedStyleResolver::collectViewportRulesTo(StyleResolver* resolver) const
 {
     if (!m_scopingNode.isDocumentNode())
         return;
     for (size_t i = 0; i < m_authorStyleSheets.size(); ++i)
         resolver->viewportStyleResolver()->collectViewportRules(&m_authorStyleSheets[i]->ruleSet(), ViewportStyleResolver::AuthorOrigin);
 }
 
 } // namespace WebCore