Cleanup usage of CSSPropertyID and CSSValueID inside Blink.

Source/core/css/CSSParserValues.cpp

Index: Source/core/css/CSSParserValues.cpp
diff --git a/Source/core/css/CSSParserValues.cpp b/Source/core/css/CSSParserValues.cpp
index 420546d64f8a50ab47bd353d50eac303e916d25b..de0364b895b9cb0de2f6a0371c4f6839d1707bb7 100644
--- a/Source/core/css/CSSParserValues.cpp
+++ b/Source/core/css/CSSParserValues.cpp
@@ -67,7 +67,7 @@ PassRefPtr<CSSValue> CSSParserValue::createCSSValue()
         return CSSPrimitiveValue::createIdentifier(id);
     
     if (unit == CSSParserValue::Operator) {
-        RefPtr<CSSPrimitiveValue> primitiveValue = CSSPrimitiveValue::createIdentifier(iValue);
+        RefPtr<CSSPrimitiveValue> primitiveValue = CSSPrimitiveValue::createParserOperator(iValue);
         primitiveValue->setPrimitiveType(CSSPrimitiveValue::CSS_PARSER_OPERATOR);
         return primitiveValue;
     }
@@ -79,6 +79,8 @@ PassRefPtr<CSSValue> CSSParserValue::createCSSValue()
     CSSPrimitiveValue::UnitTypes primitiveUnit = static_cast<CSSPrimitiveValue::UnitTypes>(unit);
     switch (primitiveUnit) {
     case CSSPrimitiveValue::CSS_IDENT:
+    case CSSPrimitiveValue::CSS_PROPERTY_ID:
+    case CSSPrimitiveValue::CSS_VALUE_ID:
         return CSSPrimitiveValue::create(string, CSSPrimitiveValue::CSS_PARSER_IDENTIFIER);
     case CSSPrimitiveValue::CSS_NUMBER:
         return CSSPrimitiveValue::create(fValue, isInt ? CSSPrimitiveValue::CSS_PARSER_INTEGER : CSSPrimitiveValue::CSS_NUMBER);