Remove containsAttributeSelector() checks.

sky/engine/core/css/RuleSet.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 38 matching lines @@
     RuleData(StyleRule*, unsigned selectorIndex, unsigned position, AddRuleFlags);
 
     unsigned position() const { return m_position; }
     StyleRule* rule() const { return m_rule; }
     const CSSSelector& selector() const { return m_rule->selectorList().selectorAt(m_selectorIndex); }
     unsigned selectorIndex() const { return m_selectorIndex; }
 
     bool isLastInArray() const { return m_isLastInArray; }
     void setLastInArray(bool flag) { m_isLastInArray = flag; }
 
-    bool containsAttributeSelector() const { return m_containsAttributeSelector; }
-
 private:
     RawPtr<StyleRule> m_rule;
     unsigned m_selectorIndex : 12;
     unsigned m_isLastInArray : 1; // We store an array of RuleData objects in a primitive array.
     // This number was picked fairly arbitrarily. We can probably lower it if we need to.
     // Some simple testing showed <100,000 RuleData's on large sites.
     unsigned m_position : 17;
-    unsigned m_containsAttributeSelector : 1;
 };
 
 struct SameSizeAsRuleData {
     void* a;
     unsigned b;
 };
 
 COMPILE_ASSERT(sizeof(RuleData) == sizeof(SameSizeAsRuleData), RuleData_should_stay_small);
 
 class RuleSet {
@@ skipping 86 matching lines @@
 #ifndef NDEBUG
     Vector<RuleData> m_allRules;
 #endif
 };
 
 } // namespace blink
 
 WTF_ALLOW_MOVE_AND_INIT_WITH_MEM_FUNCTIONS(blink::RuleData);
 
 #endif  // SKY_ENGINE_CORE_CSS_RULESET_H_