Implement 'grid-template' parsing

Source/core/css/CSSValue.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 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 75 matching lines @@
     bool isLinearTimingFunctionValue() const { return m_classType == LinearTimingFunctionClass; }
     bool isStepsTimingFunctionValue() const { return m_classType == StepsTimingFunctionClass; }
     bool isCSSTransformValue() const { return m_classType == CSSTransformClass; }
     bool isCSSLineBoxContainValue() const { return m_classType == LineBoxContainClass; }
     bool isCalculationValue() const {return m_classType == CalculationClass; }
     bool isCSSFilterValue() const { return m_classType == CSSFilterClass; }
     bool isCSSArrayFunctionValue() const { return m_classType == CSSArrayFunctionValueClass; }
     bool isCSSMixFunctionValue() const { return m_classType == CSSMixFunctionValueClass; }
     bool isCSSShaderValue() const { return m_classType == CSSShaderClass; }
     bool isVariableValue() const { return m_classType == VariableClass; }
+    bool isGridTemplateValue() const { return m_classType == GridTemplateClass; }
     bool isSVGColor() const { return m_classType == SVGColorClass || m_classType == SVGPaintClass; }
     bool isSVGPaint() const { return m_classType == SVGPaintClass; }
     bool isCSSSVGDocumentValue() const { return m_classType == CSSSVGDocumentClass; }
     
     bool isCSSOMSafe() const { return m_isCSSOMSafe; }
     bool isSubtypeExposedToCSSOM() const
     { 
         return isPrimitiveValue() || isSVGColor() || isValueList();
     }
 
@@ skipping 39 matching lines @@
         InheritedClass,
         InitialClass,
 
         ReflectClass,
         ShadowClass,
         UnicodeRangeClass,
         LineBoxContainClass,
         CalculationClass,
         CSSShaderClass,
         VariableClass,
+        GridTemplateClass,
 
         // SVG classes.
         SVGColorClass,
         SVGPaintClass,
         CSSSVGDocumentClass,
 
         // List class types must appear after ValueListClass.
         ValueListClass,
         ImageSetClass,
         CSSFilterClass,
@@ skipping 67 matching lines @@
 
 template<typename CSSValueType>
 inline bool compareCSSValuePtr(const RefPtr<CSSValueType>& first, const RefPtr<CSSValueType>& second)
 {
     return first ? second && first->equals(*second) : !second;
 }
 
 } // namespace WebCore
 
 #endif // CSSValue_h