Remove all attribute selectors that are not Set or Exact.

sky/engine/core/css/CSSSelector.h

 /*
  * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
  *               1999 Waldo Bastian (bastian@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010, 2013 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.
  *
@@ skipping 92 matching lines @@
         /* how the attribute value has to match.... Default is Exact */
         enum Match {
             Unknown = 0,
             Tag, // Example: div
             Id, // Example: #id
             Class, // example: .class
             PseudoClass, // Example:  :focus
             PseudoElement, // Example: ::first-line
             Exact, // Example: E[foo="bar"]
             Set, // Example: E[foo]
-            Hyphen, // Example: E[foo|="bar"]
-            List, // Example: E[foo~="bar"]
-            Contain, // css3: E[foo*="bar"]
-            Begin, // css3: E[foo^="bar"]
-            End, // css3: E[foo$="bar"]
             FirstAttributeSelectorMatch = Exact,
         };
 
         enum PseudoType {
             PseudoNotParsed = 0,
             PseudoUnknown,
             PseudoHover,
             PseudoFocus,
             PseudoActive,
             PseudoLang,
@@ skipping 218 matching lines @@
     if (m_hasRareData)
         return m_data.m_rareData->m_value;
     // AtomicString is really just a StringImpl* so the cast below is safe.
     // FIXME: Perhaps call sites could be changed to accept StringImpl?
     return *reinterpret_cast<const AtomicString*>(&m_data.m_value);
 }
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_CORE_CSS_CSSSELECTOR_H_