Delete blink code for scroll-blocks-on

Source/core/css/resolver/StyleResolver.cpp

Index: Source/core/css/resolver/StyleResolver.cpp
diff --git a/Source/core/css/resolver/StyleResolver.cpp b/Source/core/css/resolver/StyleResolver.cpp
index 57f33842d5b36cd49c3ec1a293008548b1376e85..2609444128c5d87181733ca27b693d1d4d63504b 100644
--- a/Source/core/css/resolver/StyleResolver.cpp
+++ b/Source/core/css/resolver/StyleResolver.cpp
@@ -470,7 +470,6 @@ PassRefPtr<ComputedStyle> StyleResolver::styleForDocument(Document& document)
     // so that the common case doesn't need to create a new ComputedStyle in
     // Document::inheritHtmlAndBodyElementStyles.
     documentStyle->setDisplay(BLOCK);
-    documentStyle->setScrollBlocksOn(WebScrollBlocksOnStartTouch | WebScrollBlocksOnWheelEvent);
     documentStyle->setPosition(AbsolutePosition);
 
     document.setupFontBuilder(*documentStyle);