Removed unused operator== for MatchRanges.

Source/core/css/resolver/MatchResult.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.
  * Copyright (C) 2013 Google 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.
  *
@@ skipping 68 matching lines @@
     STACK_ALLOCATED();
 public:
     MatchResult() : isCacheable(true) { }
     WillBeHeapVector<MatchedProperties, 64> matchedProperties;
     MatchRanges ranges;
     bool isCacheable;
 
     void addMatchedProperties(const StylePropertySet* properties, unsigned linkMatchType = CSSSelector::MatchAll, PropertyWhitelistType = PropertyWhitelistNone);
 };
 
-inline bool operator==(const MatchRanges& a, const MatchRanges& b)
-{
-    return a.firstUARule == b.firstUARule
-        && a.lastUARule == b.lastUARule
-        && a.firstAuthorRule == b.firstAuthorRule
-        && a.lastAuthorRule == b.lastAuthorRule;
-}
-
-inline bool operator!=(const MatchRanges& a, const MatchRanges& b)
-{
-    return !(a == b);
-}
-
 inline bool operator==(const MatchedProperties& a, const MatchedProperties& b)
 {
     return a.properties == b.properties && a.m_types.linkMatchType == b.m_types.linkMatchType;
 }
 
 inline bool operator!=(const MatchedProperties& a, const MatchedProperties& b)
 {
     return !(a == b);
 }
 
 } // namespace blink
 
 #endif // MatchResult_h