Update the snap points css properties

third_party/WebKit/Source/core/css/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//third_party/WebKit/Source/core/core.gni")
 
 blink_core_sources("css") {
   split_count = 5
   sources = [
     "ActiveStyleSheets.cpp",
@@ skipping 427 matching lines @@
     "properties/CSSPropertyAPIOutlineWidth.cpp",
     "properties/CSSPropertyAPIPadding.cpp",
     "properties/CSSPropertyAPIPage.cpp",
     "properties/CSSPropertyAPIPaintOrder.cpp",
     "properties/CSSPropertyAPIPaintStroke.cpp",
     "properties/CSSPropertyAPIPerspective.cpp",
     "properties/CSSPropertyAPIQuotes.cpp",
     "properties/CSSPropertyAPIRadius.cpp",
     "properties/CSSPropertyAPIRotate.cpp",
     "properties/CSSPropertyAPIScale.cpp",
-    "properties/CSSPropertyAPIScrollSnapCoordinate.cpp",
+    "properties/CSSPropertyAPIScrollPadding.cpp",
+    "properties/CSSPropertyAPIScrollSnapAlign.cpp",
+    "properties/CSSPropertyAPIScrollSnapMargin.cpp",
+    "properties/CSSPropertyAPIScrollSnapType.cpp",
     "properties/CSSPropertyAPIShapeImageThreshold.cpp",
     "properties/CSSPropertyAPIShapeMargin.cpp",
     "properties/CSSPropertyAPIShapeOutside.cpp",
     "properties/CSSPropertyAPISize.cpp",
     "properties/CSSPropertyAPIStrokeDasharray.cpp",
     "properties/CSSPropertyAPIStrokeMiterlimit.cpp",
     "properties/CSSPropertyAPIStrokeOrLength.cpp",
     "properties/CSSPropertyAPITabSize.cpp",
     "properties/CSSPropertyAPITextDecoration.cpp",
     "properties/CSSPropertyAPITextDecorationColor.cpp",
@@ skipping 95 matching lines @@
     "resolver/TransformBuilder.h",
     "resolver/ViewportStyleResolver.cpp",
     "resolver/ViewportStyleResolver.h",
   ]
 
   configs += [
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 }