Get rid of Reset and ResetStyleResolverAndFontSelector.

Source/core/css/resolver/StyleResolver.cpp

Index: Source/core/css/resolver/StyleResolver.cpp
diff --git a/Source/core/css/resolver/StyleResolver.cpp b/Source/core/css/resolver/StyleResolver.cpp
index 504b78502509d41b7da274a79b92bbfd7c250fb5..414d1e0161882b6866ca97561d4f9862d8884189 100644
--- a/Source/core/css/resolver/StyleResolver.cpp
+++ b/Source/core/css/resolver/StyleResolver.cpp
@@ -189,12 +189,6 @@ void StyleResolver::lazyAppendAuthorStyleSheets(unsigned firstNew, const Vector<
         m_pendingStyleSheets.add(styleSheets[i].get());
 }
 
-void StyleResolver::removePendingAuthorStyleSheets(const Vector<RefPtr<CSSStyleSheet> >& styleSheets)
-{
-    for (unsigned i = 0; i < styleSheets.size(); ++i)
-        m_pendingStyleSheets.remove(styleSheets[i].get());
-}
-
 void StyleResolver::appendCSSStyleSheet(CSSStyleSheet* cssSheet)
 {
     ASSERT(cssSheet);
@@ -244,15 +238,6 @@ void StyleResolver::finishAppendAuthorStyleSheets()
     document().styleEngine()->resetCSSFeatureFlags(m_features);
 }
 
-void StyleResolver::resetRuleFeatures()
-{
-    // Need to recreate RuleFeatureSet.
-    m_features.clear();
-    m_siblingRuleSet.clear();
-    m_uncommonAttributeRuleSet.clear();
-    m_needCollectFeatures = true;
-}
-
 void StyleResolver::addTreeBoundaryCrossingRules(const Vector<MinimalRuleData>& rules, ContainerNode* scope)
 {
     for (unsigned i = 0; i < rules.size(); ++i) {
@@ -281,35 +266,6 @@ void StyleResolver::processScopedRules(const RuleSet& authorRules, const KURL& s
     }
 }
 
-void StyleResolver::resetFontSelector()
-{
-    ASSERT(m_fontSelector);
-    m_fontSelector->unregisterForInvalidationCallbacks(this);
-    m_fontSelector->clearDocument();
-    invalidateMatchedPropertiesCache();
-
-    m_fontSelector = CSSFontSelector::create(&m_document);
-    m_fontSelector->registerForInvalidationCallbacks(this);
-}
-
-void StyleResolver::resetAuthorStyle(const ContainerNode* scopingNode)
-{
-    // FIXME: When chanking scoped attribute, scopingNode's hasScopedHTMLStyleChild has been already modified.
-    // So we cannot use hasScopedHTMLStyleChild flag here.
-    ScopedStyleResolver* resolver = scopingNode ? m_styleTree.lookupScopedStyleResolverFor(scopingNode) : m_styleTree.scopedStyleResolverForDocument();
-    if (!resolver)
-        return;
-
-    treeBoundaryCrossingRules().reset(scopingNode);
-
-    resolver->resetAuthorStyle();
-    resetRuleFeatures();
-    if (!scopingNode)
-        return;
-
-    m_styleTree.remove(scopingNode);
-}
-
 static PassOwnPtr<RuleSet> makeRuleSet(const Vector<RuleFeature>& rules)
 {
     size_t size = rules.size();