Non passive touch end or touch cancel listeners should not block scroll.

third_party/WebKit/Source/core/testing/Internals.cpp

Index: third_party/WebKit/Source/core/testing/Internals.cpp
diff --git a/third_party/WebKit/Source/core/testing/Internals.cpp b/third_party/WebKit/Source/core/testing/Internals.cpp
index bb577b81a6a09800f02cd5c42d1c11dc8ad67ea6..60373a3ab440f56c61b321eb85ed7e359535bc04 100644
--- a/third_party/WebKit/Source/core/testing/Internals.cpp
+++ b/third_party/WebKit/Source/core/testing/Internals.cpp
@@ -1271,10 +1271,16 @@ unsigned Internals::scrollEventHandlerCount(Document* document)
     return eventHandlerCount(*document, EventHandlerRegistry::ScrollEvent);
 }
 
-unsigned Internals::touchEventHandlerCount(Document* document)
+unsigned Internals::touchStartOrMoveEventHandlerCount(Document* document)
 {
     ASSERT(document);
-    return eventHandlerCount(*document, EventHandlerRegistry::TouchEventBlocking);
+    return eventHandlerCount(*document, EventHandlerRegistry::TouchStartOrMoveEventBlocking) + eventHandlerCount(*document, EventHandlerRegistry::TouchStartOrMoveEventPassive);
+}
+
+unsigned Internals::touchEndOrCancelEventHandlerCount(Document* document)
+{
+    ASSERT(document);
+    return eventHandlerCount(*document, EventHandlerRegistry::TouchEndOrCancelEventBlocking) + eventHandlerCount(*document, EventHandlerRegistry::TouchEndOrCancelEventPassive);
 }
 
 static PaintLayer* findLayerForGraphicsLayer(PaintLayer* searchRoot, GraphicsLayer* graphicsLayer, IntSize* layerOffset, String* layerType)