Split out String, URI and CustomIdent from CSSPrimitiveValue

Source/core/css/parser/CSSParserValues.cpp

Index: Source/core/css/parser/CSSParserValues.cpp
diff --git a/Source/core/css/parser/CSSParserValues.cpp b/Source/core/css/parser/CSSParserValues.cpp
index 5d32628616b5b423a5bce110ba015e44fb063a5a..90ffe7e4739c332896419d576b0691dc4bc0e027 100644
--- a/Source/core/css/parser/CSSParserValues.cpp
+++ b/Source/core/css/parser/CSSParserValues.cpp
@@ -57,7 +57,7 @@ CSSParserValueList::CSSParserValueList(CSSParserTokenRange range)
                 ASSERT(next.type() == StringToken);
                 value.id = CSSValueInvalid;
                 value.isInt = false;
-                value.setUnit(CSSPrimitiveValue::UnitType::URI);
+                value.m_unit = CSSParserValue::URI;
                 value.string = next.value();
                 break;
             }
@@ -164,9 +164,9 @@ CSSParserValueList::CSSParserValueList(CSSParserTokenRange range)
             if (token.type() == HashToken)
                 value.m_unit = CSSParserValue::HexColor;
             else if (token.type() == StringToken)
-                value.setUnit(CSSPrimitiveValue::UnitType::String);
+                value.m_unit = CSSParserValue::String;
             else
-                value.setUnit(CSSPrimitiveValue::UnitType::URI);
+                value.m_unit = CSSParserValue::URI;
             value.string = token.value();
             break;
         }