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

cc/trees/layer_tree_impl.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/trees/layer_tree_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 400 matching lines @@
 
   target_tree->RegisterSelection(selection_);
 
   // This should match the property synchronization in
   // LayerTreeHost::finishCommitOnImplThread().
   target_tree->set_source_frame_number(source_frame_number());
   target_tree->set_background_color(background_color());
   target_tree->set_has_transparent_background(has_transparent_background());
   target_tree->set_have_scroll_event_handlers(have_scroll_event_handlers());
   target_tree->set_event_listener_properties(
-      EventListenerClass::kTouch,
-      event_listener_properties(EventListenerClass::kTouch));
+      EventListenerClass::kTouchStartOrMove,
+      event_listener_properties(EventListenerClass::kTouchStartOrMove));
   target_tree->set_event_listener_properties(
       EventListenerClass::kMouseWheel,
       event_listener_properties(EventListenerClass::kMouseWheel));
+  target_tree->set_event_listener_properties(
+      EventListenerClass::kTouchEndOrCancel,
+      event_listener_properties(EventListenerClass::kTouchEndOrCancel));
 
   if (ViewportSizeInvalid())
     target_tree->SetViewportSizeInvalid();
   else
     target_tree->ResetViewportSizeInvalid();
 
   if (hud_layer())
     target_tree->set_hud_layer(static_cast<HeadsUpDisplayLayerImpl*>(
         target_tree->LayerById(hud_layer()->id())));
   else
@@ skipping 1665 matching lines @@
 }
 
 void LayerTreeImpl::ResetAllChangeTracking(PropertyTrees::ResetFlags flag) {
   layers_that_should_push_properties_.clear();
   for (auto* layer : *this)
     layer->ResetChangeTracking();
   property_trees_.ResetAllChangeTracking(flag);
 }
 
 }  // namespace cc