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

third_party/WebKit/Source/core/loader/FrameLoader.cpp

Index: third_party/WebKit/Source/core/loader/FrameLoader.cpp
diff --git a/third_party/WebKit/Source/core/loader/FrameLoader.cpp b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
index ac22f9bc834e354e7d98f385695be53eead44a73..b165a2e788363496aed321df4557f0904602bf14 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoader.cpp
+++ b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
@@ -1109,8 +1109,9 @@ void FrameLoader::commitProvisionalLoad()
         return;
 
     if (isLoadingMainFrame()) {
-        m_frame->page()->chromeClient().setEventListenerProperties(WebEventListenerClass::Touch, WebEventListenerProperties::Nothing);
+        m_frame->page()->chromeClient().setEventListenerProperties(WebEventListenerClass::TouchStartOrMove, WebEventListenerProperties::Nothing);
         m_frame->page()->chromeClient().setEventListenerProperties(WebEventListenerClass::MouseWheel, WebEventListenerProperties::Nothing);
+        m_frame->page()->chromeClient().setEventListenerProperties(WebEventListenerClass::TouchEndOrCancel, WebEventListenerProperties::Nothing);
     }
 
     client()->transitionToCommittedForNewPage();