CSS Custom Properties (Variables)

Source/core/css/parser/CSSParserToken.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/css/parser/CSSParserToken.h"
 
 #include "core/css/CSSMarkup.h"
 #include "core/css/parser/CSSPropertyParser.h"
 #include "wtf/HashMap.h"
@@ skipping 173 matching lines @@
     case RightParenthesisToken:
         return builder.append(')');
     case LeftBracketToken:
         return builder.append('[');
     case RightBracketToken:
         return builder.append(']');
     case LeftBraceToken:
         return builder.append('{');
     case RightBraceToken:
         return builder.append('}');
+    case VariableReferenceToken:
+        builder.append("var(");
+        serializeIdentifier(value(), builder);
+        return builder.append(")");
 
     case EOFToken:
     case CommentToken:
         ASSERT_NOT_REACHED();
         return;
     }
 }
 
 } // namespace blink