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

third_party/WebKit/Source/core/page/ChromeClientImpl.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 63 matching lines @@
   bool AcceptsLoadDrops() const override;
   Page* CreateWindow(LocalFrame*,
                      const FrameLoadRequest&,
                      const WebWindowFeatures&,
                      NavigationPolicy,
                      SandboxFlags) override;
   void Show(NavigationPolicy) override;
   void DidOverscroll(const FloatSize& overscroll_delta,
                      const FloatSize& accumulated_overscroll,
                      const FloatPoint& position_in_viewport,
-                     const FloatSize& velocity_in_viewport) override;
+                     const FloatSize& velocity_in_viewport,
+                     const WebScrollBoundaryBehavior&) override;
   bool ShouldReportDetailedMessageForSource(LocalFrame&,
                                             const String&) override;
   void AddMessageToConsole(LocalFrame*,
                            MessageSource,
                            MessageLevel,
                            const String& message,
                            unsigned line_number,
                            const String& source_id,
                            const String& stack_trace) override;
   bool CanOpenBeforeUnloadConfirmPanel() override;
@@ skipping 112 matching lines @@
   void TextFieldDataListChanged(HTMLInputElement&) override;
   void AjaxSucceeded(LocalFrame*) override;
 
   void ShowVirtualKeyboardOnElementFocus(LocalFrame&) override;
 
   void RegisterViewportLayers() const override;
 
   void ShowUnhandledTapUIIfNeeded(WebTappedInfo&) override;
   void OnMouseDown(Node&) override;
   void DidUpdateBrowserControls() const override;
+  void SetScrollBoundaryBehavior(const WebScrollBoundaryBehavior&) override;
 
   FloatSize ElasticOverscroll() const override;
 
   void DidObserveNonGetFetchFromScript() const override;
 
   std::unique_ptr<WebFrameScheduler> CreateFrameScheduler(
       BlameContext*) override;
 
   double LastFrameTimeMonotonic() const override;
 
@@ skipping 27 matching lines @@
 
 DEFINE_TYPE_CASTS(ChromeClientImpl,
                   ChromeClient,
                   client,
                   client->IsChromeClientImpl(),
                   client.IsChromeClientImpl());
 
 }  // namespace blink
 
 #endif