Use DidOverscrollParams in the browser

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index 1811b1091946e67d21fd8eaac6b97549d87899c8..720981b4522ccf5d531f940c40f441c5e8c7b7cb 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -87,6 +87,7 @@ class SyntheticGestureController;
 class TimeoutMonitor;
 class TouchEmulator;
 class WebCursor;
+struct DidOverscrollParams;
 struct EditCommand;
 
 // This implements the RenderWidgetHost interface that is exposed to
@@ -631,8 +632,7 @@ class CONTENT_EXPORT RenderWidgetHostImpl : virtual public RenderWidgetHost,
       const ViewHostMsg_CompositorSurfaceBuffersSwapped_Params& params);
 #endif
   bool OnSwapCompositorFrame(const IPC::Message& message);
-  void OnOverscrolled(gfx::Vector2dF accumulated_overscroll,
-                      gfx::Vector2dF current_fling_velocity);
+  void OnDidOverscroll(const DidOverscrollParams& params);
   void OnFlingingStopped();
   void OnUpdateRect(const ViewHostMsg_UpdateRect_Params& params);
   void OnUpdateIsDelayed();