Split out CSSParser public API

Source/core/css/StylePropertySet.cpp

Index: Source/core/css/StylePropertySet.cpp
diff --git a/Source/core/css/StylePropertySet.cpp b/Source/core/css/StylePropertySet.cpp
index 5a5e11c25470274d9bece3a48f52148762384751..e01a16bd8beea9c082acd0f23ea74f9bd1bec9a6 100644
--- a/Source/core/css/StylePropertySet.cpp
+++ b/Source/core/css/StylePropertySet.cpp
@@ -25,7 +25,7 @@
 
 #include "RuntimeEnabledFeatures.h"
 #include "StylePropertyShorthand.h"
-#include "core/css/parser/BisonCSSParser.h"
+#include "core/css/parser/CSSParser.h"
 #include "core/css/CSSValuePool.h"
 #include "core/css/CSSVariableValue.h"
 #include "core/css/RuntimeCSSEnabled.h"
@@ -244,7 +244,7 @@ bool MutableStylePropertySet::setProperty(CSSPropertyID propertyID, const String
 
     // When replacing an existing property value, this moves the property to the end of the list.
     // Firefox preserves the position, and MSIE moves the property to the beginning.
-    return BisonCSSParser::parseValue(this, propertyID, value, important, cssParserMode(), contextStyleSheet);
+    return CSSParser::parseValue(this, propertyID, value, important, cssParserMode(), contextStyleSheet);
 }
 
 void MutableStylePropertySet::setProperty(CSSPropertyID propertyID, PassRefPtr<CSSValue> prpValue, bool important)