Parsing CSS properties for scroll snap points

Source/core/css/resolver/StyleBuilderConverter.h

Index: Source/core/css/resolver/StyleBuilderConverter.h
diff --git a/Source/core/css/resolver/StyleBuilderConverter.h b/Source/core/css/resolver/StyleBuilderConverter.h
index d4c97861856bbbfb410d40a20b42087f9b82f0f8..32a42297dba55d7f78fe3290b4904328f5ba7555 100644
--- a/Source/core/css/resolver/StyleBuilderConverter.h
+++ b/Source/core/css/resolver/StyleBuilderConverter.h
@@ -34,6 +34,7 @@
 #include "core/style/QuotesData.h"
 #include "core/style/ShadowList.h"
 #include "core/style/StyleReflection.h"
+#include "core/style/StyleScrollSnapData.h"
 #include "core/style/TransformOrigin.h"
 #include "platform/LengthSize.h"
 #include "platform/fonts/FontDescription.h"
@@ -93,6 +94,11 @@ public:
     static bool convertGridTrackList(CSSValue*, Vector<GridTrackSize>&, NamedGridLinesMap&, OrderedNamedGridLines&, StyleResolverState&);
     static void createImplicitNamedGridLinesFromGridArea(const NamedGridAreaMap&, NamedGridLinesMap&, GridTrackSizingDirection);
     static void convertOrderedNamedGridLinesMapToNamedGridLinesMap(const OrderedNamedGridLines&, NamedGridLinesMap&);
+
+    static ScrollSnapPoints convertSnapPoints(StyleResolverState&, CSSValue*);
+    static Vector<LengthSize> convertSnapCoordinates(StyleResolverState&, CSSValue*);
+    static LengthSize convertSnapDestination(StyleResolverState&, CSSValue*);
+
 };
 
 template <typename T>