Redefined the bit WebTouchEvent.causesScrollingIfUncanceled.

content/browser/renderer_host/render_widget_host_view_android.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_view_android.h"
 
 #include <android/bitmap.h>
 #include <utility>
 
 #include "base/android/build_info.h"
@@ skipping 720 matching lines @@
   if (stylus_text_selector_.OnTouchEvent(event)) {
     RequestDisallowInterceptTouchEvent();
     return true;
   }
 
   ui::FilteredGestureProvider::TouchHandlingResult result =
       gesture_provider_.OnTouchEvent(event);
   if (!result.succeeded)
     return false;
 
-  blink::WebTouchEvent web_event =
-      ui::CreateWebTouchEventFromMotionEvent(event, result.did_generate_scroll);
+  blink::WebTouchEvent web_event = ui::CreateWebTouchEventFromMotionEvent(
+      event, result.moved_beyond_slop_region);
   host_->ForwardTouchEventWithLatencyInfo(web_event, ui::LatencyInfo());
 
   // Send a proactive BeginFrame for this vsync to reduce scroll latency for
   // scroll-inducing touch events. Note that Android's Choreographer ensures
   // that BeginFrame requests made during ACTION_MOVE dispatch will be honored
   // in the same vsync phase.
-  if (observing_root_window_ && result.did_generate_scroll)
+  if (observing_root_window_ && result.moved_beyond_slop_region)
     RequestVSyncUpdate(BEGIN_FRAME);
 
   return true;
 }
 
 bool RenderWidgetHostViewAndroid::OnTouchHandleEvent(
     const ui::MotionEvent& event) {
   return selection_controller_ &&
          selection_controller_->WillHandleTouchEvent(event);
 }
@@ skipping 1303 matching lines @@
   results->orientationAngle = display.RotationAsDegree();
   results->orientationType =
       RenderWidgetHostViewBase::GetOrientationTypeForMobile(display);
   gfx::DeviceDisplayInfo info;
   results->depth = info.GetBitsPerPixel();
   results->depthPerComponent = info.GetBitsPerComponent();
   results->isMonochrome = (results->depthPerComponent == 0);
 }
 
 }  // namespace content