Remove unused parameter in RenderFrameHostDelegate::DidStopLoading.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index f56fff2de7d0dc0c5b5d172dcb2e0be9bb19cd35..d2775a533ca3e3ae900991ba5fa572e91da9b4a0 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -855,7 +855,7 @@ void RenderFrameHostImpl::OnDidDropNavigation() {
   // the spinner to start, even if the renderer didn't yet begin the load. If it
   // turns out that the renderer dropped the navigation, we need to turn off the
   // spinner.
-  delegate_->DidStopLoading(this);
+  delegate_->DidStopLoading();
 }
 
 RenderWidgetHostImpl* RenderFrameHostImpl::GetRenderWidgetHost() {