Revert "CSS Custom Properties (Variables)"

third_party/WebKit/Source/core/css/parser/CSSParserValues.h

Index: third_party/WebKit/Source/core/css/parser/CSSParserValues.h
diff --git a/third_party/WebKit/Source/core/css/parser/CSSParserValues.h b/third_party/WebKit/Source/core/css/parser/CSSParserValues.h
index 2835a0ca53d501e75d3d8921eeba5d3923ce0e3b..2b95061d862e54e4a9150860b3d5ee8e1440c81a 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSParserValues.h
+++ b/third_party/WebKit/Source/core/css/parser/CSSParserValues.h
@@ -35,7 +35,6 @@ class QualifiedName;
 struct CSSParserFunction;
 struct CSSParserCalcFunction;
 class CSSParserValueList;
-class CSSVariableData;
 
 struct CSSParserValue {
     DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
@@ -52,7 +51,6 @@ struct CSSParserValue {
             UChar32 start;
             UChar32 end;
         } m_unicodeRange;
-        CSSVariableData* variableData;
     };
     enum {
         Operator  = 0x100000,
@@ -113,9 +111,6 @@ public:
     void destroyAndClear();
 
 private:
-    void checkForVariableReferencesOrDestroyAndClear(const CSSParserTokenRange& originalRange);
-    void consumeVariableValue(const CSSParserTokenRange&);
-
     unsigned m_current;
     Vector<CSSParserValue, 4> m_values;
 };