NOT FOR LANDING: Hack up CSSParser for speed.

third_party/WebKit/Source/core/css/parser/CSSParserFastPaths.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 "core/css/parser/CSSParserFastPaths.h"
 
 #include "core/StylePropertyShorthand.h"
 #include "core/css/CSSFunctionValue.h"
 #include "core/css/CSSValuePool.h"
 #include "core/css/parser/CSSParserIdioms.h"
@@ skipping 989 matching lines @@
         if (pos < end) {
             if (isCSSSpace(*pos))
                 return nullptr;
         }
     }
     return transformList;
 }
 
 static CSSValue* parseSimpleTransform(CSSPropertyID propertyID, const String& string)
 {
+    // XXX
+    return nullptr;
     ASSERT(!string.isEmpty());
-
     if (propertyID != CSSPropertyTransform)
         return nullptr;
     if (string.is8Bit()) {
         const LChar* pos = string.characters8();
         const LChar* end = pos + string.length();
         return parseSimpleTransformList(pos, end);
     }
     const UChar* pos = string.characters16();
     const UChar* end = pos + string.length();
     return parseSimpleTransformList(pos, end);
 }
 
 CSSValue* CSSParserFastPaths::maybeParseValue(CSSPropertyID propertyID, const String& string, CSSParserMode parserMode)
 {
     if (CSSValue* length = parseSimpleLengthValue(propertyID, string, parserMode))
         return length;
     if (isColorPropertyID(propertyID))
         return parseColor(string, parserMode);
     if (CSSValue* keyword = parseKeywordValue(propertyID, string, parserMode))
         return keyword;
     if (CSSValue* transform = parseSimpleTransform(propertyID, string))
         return transform;
     return nullptr;
 }
 
 } // namespace blink