Remove dead notification for number of wheel event handlers

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 5ce68b0a2aec33b93c2a8515a1acb60d01c3770f..e526c762e593e9906b190929f33b16ccbba93558 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -1736,10 +1736,6 @@ void RenderViewImpl::focusedNodeChanged(const WebNode& node) {
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, FocusedNodeChanged(node));
 }
 
-void RenderViewImpl::numberOfWheelEventHandlersChanged(unsigned num_handlers) {
-  Send(new ViewHostMsg_DidChangeNumWheelEvents(routing_id_, num_handlers));
-}
-
 void RenderViewImpl::didUpdateLayout() {
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, DidUpdateLayout());