Don't store a RuleFeatureSet on ScopedStyleResolver.

sky/engine/core/dom/Element.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
  *           (C) 2007 Eric Seidel (eric@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1742 matching lines @@
     // FIXME: Why does gaining a layer from outside the style system require disabling sharing?
     if (isHTMLCanvasElement(*this))
         return false;
     return true;
 }
 
 bool Element::affectedByAttributeSelector(const AtomicString& attributeName) const
 {
     if (attributeName.isEmpty())
         return false;
-    if (treeScope().scopedStyleResolver().features().hasSelectorForAttribute(attributeName))
+    if (treeScope().scopedStyleResolver().hasSelectorForAttribute(attributeName))
         return true;
     // Host rules could also have effects.
     if (ShadowRoot* shadowRoot = this->shadowRoot())
-        return shadowRoot->scopedStyleResolver().features().hasSelectorForAttribute(attributeName);
+        return shadowRoot->scopedStyleResolver().hasSelectorForAttribute(attributeName);
     return false;
 }
 
 bool Element::affectedByClassSelector(const AtomicString& classValue) const
 {
     if (classValue.isEmpty())
         return false;
-    if (treeScope().scopedStyleResolver().features().hasSelectorForClass(classValue))
+    if (treeScope().scopedStyleResolver().hasSelectorForClass(classValue))
         return true;
     // Host rules could also have effects.
     if (ShadowRoot* shadowRoot = this->shadowRoot())
-        return shadowRoot->scopedStyleResolver().features().hasSelectorForClass(classValue);
+        return shadowRoot->scopedStyleResolver().hasSelectorForClass(classValue);
     return false;
 }
 
 bool Element::affectedByIdSelector(const AtomicString& idValue) const
 {
     if (idValue.isEmpty())
         return false;
-    if (treeScope().scopedStyleResolver().features().hasSelectorForId(idValue))
+    if (treeScope().scopedStyleResolver().hasSelectorForId(idValue))
         return true;
     // Host rules could also have effects.
     if (ShadowRoot* shadowRoot = this->shadowRoot())
-        return shadowRoot->scopedStyleResolver().features().hasSelectorForId(idValue);
+        return shadowRoot->scopedStyleResolver().hasSelectorForId(idValue);
     return false;
 }
 
 } // namespace blink