Clean up related to http://codereview.chromium.org/8742007/

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 ad56df39a51f1bae6fdb1a3720f9022cdcc90942..1fa38fb0bd293e172f4e9baf023674f0a635da00 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -2929,10 +2929,6 @@ void RenderViewImpl::willReleaseScriptContext(WebFrame* frame,
       frame, context, world_id);
 }
 
-void RenderViewImpl::didUpdateLayout(WebFrame* frame) {
-  didUpdateLayout();
-}
-
 void RenderViewImpl::CheckPreferredSize() {
   // We don't always want to send the change messages over IPC, only if we've
   // been put in that mode by getting a |ViewMsg_EnablePreferredSizeChangedMode|