Make sure to use CSSValueID and CSSPropertyID rather than integers.

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 e95154cb00949f5ad9299b2b8120d3c8fc1465e5..3ae5c7ff49385b3ac4ce583e91f063ec13d9867f 100644
--- a/Source/core/css/StylePropertySet.cpp
+++ b/Source/core/css/StylePropertySet.cpp
@@ -275,7 +275,13 @@ void MutableStylePropertySet::setPrefixingVariantProperty(const CSSProperty& pro
         *toReplace = CSSProperty(prefixingVariant, property.value(), property.isImportant(), property.shorthandID(), property.metadata().m_implicit);
 }
 
-bool MutableStylePropertySet::setProperty(CSSPropertyID propertyID, int identifier, bool important)
+bool MutableStylePropertySet::setProperty(CSSPropertyID propertyID, CSSValueID identifier, bool important)
+{
+    setProperty(CSSProperty(propertyID, cssValuePool().createIdentifierValue(identifier), important));
+    return true;
+}
+
+bool MutableStylePropertySet::setProperty(CSSPropertyID propertyID, CSSPropertyID identifier, bool important)
 {
     setProperty(CSSProperty(propertyID, cssValuePool().createIdentifierValue(identifier), important));
     return true;