CSS Parser: Implement parseValue

Source/core/css/parser/CSSParser.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/CSSParser.h"
 
 #include "core/css/CSSKeyframeRule.h"
 #include "core/css/StyleColor.h"
 #include "core/css/StyleRule.h"
 #include "core/css/StyleSheetContents.h"
 #include "core/css/parser/CSSParserFastPaths.h"
+#include "core/css/parser/CSSParserImpl.h"
 
 namespace blink {
 
 CSSParser::CSSParser(const CSSParserContext& context)
     : m_bisonParser(context)
 {
 }
 
 bool CSSParser::parseDeclaration(MutableStylePropertySet* propertySet, const String& declaration, CSSParserObserver* observer, StyleSheetContents* styleSheet)
 {
@@ skipping 22 matching lines @@
     CSSParserContext context(parserMode, 0);
     if (styleSheet) {
         context = styleSheet->parserContext();
         context.setMode(parserMode);
     }
     return parseValue(declaration, propertyID, string, important, context);
 }
 
 bool CSSParser::parseValue(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, const CSSParserContext& context)
 {
+    if (RuntimeEnabledFeatures::newCSSParserEnabled())
+        return CSSParserImpl::parseValue(declaration, propertyID, string, important, context);
     return BisonCSSParser::parseValue(declaration, propertyID, string, important, context);
 }
 
 bool CSSParser::parseFastPath(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, CSSParserMode parserMode)
 {
     RefPtrWillBeRawPtr<CSSValue> value = CSSParserFastPaths::maybeParseValue(propertyID, string, parserMode);
     if (!value)
         return false;
     declaration->addParsedProperty(CSSProperty(propertyID, value.release(), important));
     return true;
@@ skipping 39 matching lines @@
 {
     return BisonCSSParser::colorFromRGBColorString(string);
 }
 
 bool CSSParser::parseSystemColor(RGBA32& color, const String& colorString)
 {
     return BisonCSSParser::parseSystemColor(color, colorString);
 }
 
 } // namespace blink