Add CSS parsing support for the scroll-blocks-on property (in place of touch-action-delay)

Source/core/rendering/style/RenderStyleConstants.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 489 matching lines @@
     TouchActionPanY = 0x4,
     TouchActionPinchZoom = 0x8,
 };
 inline TouchAction operator| (TouchAction a, TouchAction b) { return TouchAction(int(a) | int(b)); }
 inline TouchAction& operator|= (TouchAction& a, TouchAction b) { return a = a | b; }
 inline TouchAction operator& (TouchAction a, TouchAction b) { return TouchAction(int(a) & int(b)); }
 inline TouchAction& operator&= (TouchAction& a, TouchAction b) { return a = a & b; }
 
 enum EIsolation { IsolationAuto, IsolationIsolate };
 
-enum TouchActionDelay { TouchActionDelayNone, TouchActionDelayScript };
+enum ScrollBlocksOn {
+    ScrollBlocksOnNone = 0x0,
+    ScrollBlocksOnStartTouch = 0x1,
+    ScrollBlocksOnWheelEvent = 0x2,
+    ScrollBlocksOnScrollEvent = 0x4,
+};
+inline ScrollBlocksOn operator| (ScrollBlocksOn a, ScrollBlocksOn b) { return ScrollBlocksOn(int(a) | int(b)); }
+inline ScrollBlocksOn& operator|= (ScrollBlocksOn& a, ScrollBlocksOn b) { return a = a | b; }
+inline ScrollBlocksOn operator& (ScrollBlocksOn a, ScrollBlocksOn b) { return ScrollBlocksOn(int(a) & int(b)); }
+inline ScrollBlocksOn& operator&= (ScrollBlocksOn& a, ScrollBlocksOn b) { return a = a & b; }
 
 enum ItemPosition {
     ItemPositionAuto,
     ItemPositionStretch,
     ItemPositionBaseline,
     ItemPositionLastBaseline,
     ItemPositionCenter,
     ItemPositionStart,
     ItemPositionEnd,
     ItemPositionSelfStart,
@@ skipping 40 matching lines @@
 static const float maximumAllowedFontSize = 1000000.0f;
 
 enum TextIndentLine { TextIndentFirstLine, TextIndentEachLine };
 enum TextIndentType { TextIndentNormal, TextIndentHanging };
 
 enum CSSBoxType { BoxMissing = 0, MarginBox, BorderBox, PaddingBox, ContentBox };
 
 } // namespace blink
 
 #endif // RenderStyleConstants_h