CSS Custom Properties (Variables)

Source/core/css/parser/CSSVariableParser.h

Index: Source/core/css/parser/CSSVariableParser.h
diff --git a/Source/core/css/parser/CSSVariableParser.h b/Source/core/css/parser/CSSVariableParser.h
new file mode 100644
index 0000000000000000000000000000000000000000..cda5763f4b4d0b2fd19f4ed66ac2f12277c7b436
--- /dev/null
+++ b/Source/core/css/parser/CSSVariableParser.h
@@ -0,0 +1,26 @@
+// Copyright 2015 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.
+
+#ifndef CSSVariableParser_h
+#define CSSVariableParser_h
+
+#include "platform/heap/Handle.h"
+#include "wtf/RefPtr.h"
+#include "wtf/text/AtomicString.h"
+
+namespace blink {
+
+class CSSCustomVariableValue;
+class CSSParserTokenRange;
+
+class CSSVariableParser {
+public:
+    static bool containsValidVariableReferences(const CSSParserTokenRange&);
+
+    static PassRefPtrWillBeRawPtr<CSSCustomVariableValue> parseDeclarationValue(const AtomicString&, CSSParserTokenRange&);
+};
+
+} // namespace blink
+
+#endif // CSSVariableParser_h