Update the snap points css properties

third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp

 /*
  * Copyright (C) 2004 Zack Rusin <zack@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2011 Sencha, Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ skipping 155 matching lines @@
     CSSPropertyFillRule, CSSPropertyMarkerEnd, CSSPropertyMarkerMid,
     CSSPropertyMarkerStart, CSSPropertyMaskType, CSSPropertyMaskSourceType,
     CSSPropertyShapeRendering, CSSPropertyStroke, CSSPropertyStrokeDasharray,
     CSSPropertyStrokeDashoffset, CSSPropertyStrokeLinecap,
     CSSPropertyStrokeLinejoin, CSSPropertyStrokeMiterlimit,
     CSSPropertyStrokeOpacity, CSSPropertyStrokeWidth,
     CSSPropertyAlignmentBaseline, CSSPropertyBaselineShift,
     CSSPropertyDominantBaseline, CSSPropertyTextAnchor, CSSPropertyWritingMode,
     CSSPropertyVectorEffect, CSSPropertyPaintOrder, CSSPropertyD, CSSPropertyCx,
     CSSPropertyCy, CSSPropertyX, CSSPropertyY, CSSPropertyR, CSSPropertyRx,
-    CSSPropertyRy, CSSPropertyScrollSnapType, CSSPropertyScrollSnapPointsX,
-    CSSPropertyScrollSnapPointsY, CSSPropertyScrollSnapCoordinate,
-    CSSPropertyScrollSnapDestination, CSSPropertyTranslate, CSSPropertyRotate,
-    CSSPropertyScale, CSSPropertyCaretColor};
+    CSSPropertyRy, CSSPropertyTranslate, CSSPropertyRotate, CSSPropertyScale,
+    CSSPropertyCaretColor, CSSPropertyScrollSnapType,

[bokan, 2017/06/13 01:30:20]

The comment above says we shouldn't use this for features behind a runtime flag.

[sunyunjia, 2017/06/13 17:44:59]

Done.

+    CSSPropertyScrollSnapAlign, CSSPropertyScrollPadding,
+    CSSPropertyScrollPaddingTop, CSSPropertyScrollPaddingRight,
+    CSSPropertyScrollPaddingBottom, CSSPropertyScrollPaddingLeft,
+    CSSPropertyScrollPaddingBlock, CSSPropertyScrollPaddingBlockStart,
+    CSSPropertyScrollPaddingBlockEnd, CSSPropertyScrollPaddingInline,
+    CSSPropertyScrollPaddingInlineStart, CSSPropertyScrollPaddingInlineEnd,
+    CSSPropertyScrollSnapMargin, CSSPropertyScrollSnapMarginTop,
+    CSSPropertyScrollSnapMarginRight, CSSPropertyScrollSnapMarginBottom,
+    CSSPropertyScrollSnapMarginLeft, CSSPropertyScrollSnapMarginBlock,
+    CSSPropertyScrollSnapMarginBlockStart, CSSPropertyScrollSnapMarginBlockEnd,
+    CSSPropertyScrollSnapMarginInline, CSSPropertyScrollSnapMarginInlineStart,
+    CSSPropertyScrollSnapMarginInlineEnd, CSSPropertyScrollSnapStop};
 
 CSSValueID CssIdentifierForFontSizeKeyword(int keyword_size) {
   DCHECK_NE(keyword_size, 0);
   DCHECK_LE(keyword_size, 8);
   return static_cast<CSSValueID>(CSSValueXxSmall + keyword_size - 1);
 }
 
 void LogUnimplementedPropertyID(CSSPropertyID property_id) {
   DEFINE_STATIC_LOCAL(HashSet<CSSPropertyID>, property_id_set, ());
   if (!property_id_set.insert(property_id).is_new_entry)
@@ skipping 374 matching lines @@
       "These styles are computed, and therefore the '" +
           getPropertyNameString(id) + "' property is read-only.");
 }
 
 DEFINE_TRACE(CSSComputedStyleDeclaration) {
   visitor->Trace(node_);
   CSSStyleDeclaration::Trace(visitor);
 }
 
 }  // namespace blink