OverscrollGlow for mainThread-{CHROMIUM CHANGES}

content/renderer/render_view_impl.h

Index: content/renderer/render_view_impl.h
diff --git a/content/renderer/render_view_impl.h b/content/renderer/render_view_impl.h
index 97b2606e942e194c192152196e1fec38161a6611..f64cae2ab2d922bb68b12c2732f81370f31c80f2 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -330,6 +330,15 @@ class CONTENT_EXPORT RenderViewImpl
   virtual bool isPointerLocked();
   virtual void didHandleGestureEvent(const blink::WebGestureEvent& event,
                                      bool event_cancelled) override;
+  virtual void didOverScrollOnMainThread(const float& unusedDeltaX,

[jdduke (slow), 2015/04/24 16:57:23]

Do we need to override this? Can we just have the implemention in RenderWidget?

+                                         const float& unusedDeltaY,
+                                         const float& accumaltedRootOverScrollX,
+                                         const float& accumaltedRootOverScrollY,
+                                         const float& positionX,
+                                         const float& positionY,
+                                         const float& velocityX,
+                                         const float& velocityY) override;
+
   virtual void initializeLayerTreeView() override;
 
   // blink::WebViewClient implementation --------------------------------------