Let the browser know the end of fling

content/browser/android/in_process/synchronous_compositor_impl.cc

 // Copyright 2013 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/android/in_process/synchronous_compositor_impl.h"
 
 #include "base/lazy_instance.h"
 #include "base/message_loop/message_loop.h"
 #include "cc/input/input_handler.h"
 #include "cc/input/layer_scroll_offset_delegate.h"
@@ skipping 160 matching lines @@
 
 void SynchronousCompositorImpl::DidOverscroll(
     const cc::DidOverscrollParams& params) {
   if (compositor_client_) {
     compositor_client_->DidOverscroll(params.accumulated_overscroll,
                                       params.latest_overscroll_delta,
                                       params.current_fling_velocity);
   }
 }
 
+void SynchronousCompositorImpl::DidStopFlinging() {
+  RenderWidgetHostViewAndroid* rwhv = static_cast<RenderWidgetHostViewAndroid*>(
+      contents_->GetRenderWidgetHostView());
+  if (rwhv)
+    rwhv->DidStopFlinging();
+}
+
 void SynchronousCompositorImpl::SetContinuousInvalidate(bool enable) {
   DCHECK(CalledOnValidThread());
   if (compositor_client_)
     compositor_client_->SetContinuousInvalidate(enable);
 }
 
 InputEventAckState SynchronousCompositorImpl::HandleInputEvent(
     const blink::WebInputEvent& input_event) {
   DCHECK(CalledOnValidThread());
   return g_factory.Get().synchronous_input_event_filter()->HandleInputEvent(
@@ skipping 68 matching lines @@
     g_factory.Get();  // Ensure it's initialized.
     SynchronousCompositorImpl::CreateForWebContents(contents);
   }
   if (SynchronousCompositorImpl* instance =
       SynchronousCompositorImpl::FromWebContents(contents)) {
     instance->SetClient(client);
   }
 }
 
 }  // namespace content