Simplify SelectRuleFeatureSet class.

Source/core/dom/shadow/SelectRuleFeatureSet.h

Index: Source/core/dom/shadow/SelectRuleFeatureSet.h
diff --git a/Source/core/dom/shadow/SelectRuleFeatureSet.h b/Source/core/dom/shadow/SelectRuleFeatureSet.h
index 0593133e52532c2240c792bb8a11129aa4093710..04fd92f1ccf5b7338d882993249f5b408b7becd3 100644
--- a/Source/core/dom/shadow/SelectRuleFeatureSet.h
+++ b/Source/core/dom/shadow/SelectRuleFeatureSet.h
@@ -38,58 +38,13 @@ namespace blink {
 
 class SpaceSplitString;
 
-class SelectRuleFeatureSet {
+class SelectRuleFeatureSet : public RuleFeatureSet {
     DISALLOW_ALLOCATION();
 public:
-    void add(const SelectRuleFeatureSet&);
-    void clear();
-    void collectFeaturesFromSelector(const CSSSelector&);
-
-    bool hasSelectorForId(const AtomicString&) const;
-    bool hasSelectorForClass(const AtomicString&) const;
-    bool hasSelectorForAttribute(const AtomicString&) const;
-    bool hasSelectorForPseudoType(CSSSelector::PseudoType) const;
-
-    bool hasSelectorForChecked() const { return hasSelectorForPseudoType(CSSSelector::PseudoChecked); }
-    bool hasSelectorForEnabled() const { return hasSelectorForPseudoType(CSSSelector::PseudoEnabled); }
-    bool hasSelectorForDisabled() const { return hasSelectorForPseudoType(CSSSelector::PseudoDisabled); }
-    bool hasSelectorForIndeterminate() const { return hasSelectorForPseudoType(CSSSelector::PseudoIndeterminate); }
-    bool hasSelectorForLink() const { return hasSelectorForPseudoType(CSSSelector::PseudoLink); }
-    bool hasSelectorForTarget() const { return hasSelectorForPseudoType(CSSSelector::PseudoTarget); }
-    bool hasSelectorForVisited() const { return hasSelectorForPseudoType(CSSSelector::PseudoVisited); }
-
     bool checkSelectorsForClassChange(const SpaceSplitString& changedClasses) const;
     bool checkSelectorsForClassChange(const SpaceSplitString& oldClasses, const SpaceSplitString& newClasses) const;
-
-    void trace(Visitor* visitor) { visitor->trace(m_cssRuleFeatureSet); }
-
-private:
-    RuleFeatureSet m_cssRuleFeatureSet;
 };
 
-inline bool SelectRuleFeatureSet::hasSelectorForId(const AtomicString& idValue) const
-{
-    ASSERT(!idValue.isEmpty());
-    return m_cssRuleFeatureSet.hasSelectorForId(idValue);
-}
-
-inline bool SelectRuleFeatureSet::hasSelectorForClass(const AtomicString& classValue) const
-{
-    ASSERT(!classValue.isEmpty());
-    return m_cssRuleFeatureSet.hasSelectorForClass(classValue);
-}
-
-inline bool SelectRuleFeatureSet::hasSelectorForAttribute(const AtomicString& attributeName) const
-{
-    ASSERT(!attributeName.isEmpty());
-    return m_cssRuleFeatureSet.hasSelectorForAttribute(attributeName);
-}
-
-inline bool SelectRuleFeatureSet::hasSelectorForPseudoType(CSSSelector::PseudoType pseudo) const
-{
-    return m_cssRuleFeatureSet.hasSelectorForPseudoType(pseudo);
-}
-
 }
 
 #endif