Use scroll-boundary-behavior to control overscroll-refresh/glow on android.

cc/trees/layer_tree_host_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_host_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 3394 matching lines @@
 
   bool did_scroll_top_controls =
       initial_top_controls_offset !=
       browser_controls_offset_manager_->ControlsTopOffset();
 
   InputHandlerScrollResult scroll_result;
   scroll_result.did_scroll = did_scroll_content || did_scroll_top_controls;
   scroll_result.did_overscroll_root = !unused_root_delta.IsZero();
   scroll_result.accumulated_root_overscroll = accumulated_root_overscroll_;
   scroll_result.unused_scroll_delta = unused_root_delta;
-
+  scroll_result.scroll_boundary_behavior =
+      active_tree()->scroll_boundary_behavior();
   if (scroll_result.did_scroll) {
     // Scrolling can change the root scroll offset, so inform the synchronous
     // input handler.
     UpdateRootLayerStateForSynchronousInputHandler();
   }
 
   // Update compositor worker mutations which may respond to scrolling.
   Mutate(CurrentBeginFrameArgs().frame_time);
 
   return scroll_result;
@@ skipping 883 matching lines @@
 
 void LayerTreeHostImpl::ShowScrollbarsForImplScroll(ElementId element_id) {
   if (!element_id)
     return;
   if (ScrollbarAnimationController* animation_controller =
           ScrollbarAnimationControllerForElementId(element_id))
     animation_controller->DidScrollUpdate();
 }
 
 }  // namespace cc