Parsing CSS properties for scroll snap points

Source/core/css/parser/CSSPropertyParser.h

Index: Source/core/css/parser/CSSPropertyParser.h
diff --git a/Source/core/css/parser/CSSPropertyParser.h b/Source/core/css/parser/CSSPropertyParser.h
index 2fc54df1083c154051e45983f47950275fcc4b9a..22379881afe10564566f25e2f9c8af5ed3965af9 100644
--- a/Source/core/css/parser/CSSPropertyParser.h
+++ b/Source/core/css/parser/CSSPropertyParser.h
@@ -224,7 +224,8 @@ private:
 
     bool parseFlex(CSSParserValueList* args, bool important);
 
-    PassRefPtrWillBeRawPtr<CSSValue> parseObjectPosition();
+    PassRefPtrWillBeRawPtr<CSSValue> parsePosition(CSSParserValueList*);
+    PassRefPtrWillBeRawPtr<CSSValueList> parsePositionList(CSSParserValueList*);
 
     // Image generators
     bool parseCanvas(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&);
@@ -361,6 +362,11 @@ private:
 
     void commitBorderImageProperty(CSSPropertyID, PassRefPtrWillBeRawPtr<CSSValue>, bool important);
 
+    PassRefPtrWillBeRawPtr<CSSValue> parseScrollSnapPoints();
+    PassRefPtrWillBeRawPtr<CSSValue> parseScrollSnapDestination();
+    PassRefPtrWillBeRawPtr<CSSValue> parseScrollSnapCoordinate();
+    PassRefPtrWillBeRawPtr<CSSValue> parseScrollSnapPosition();
+
 private:
     // Inputs:
     CSSParserValueList* m_valueList;