Hide knowledge of webkit::ppapi::PluginDelegate from chrome. This is part of moving ppapi implement…

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
===================================================================
--- content/renderer/render_view_impl.cc	(revision 212906)
+++ content/renderer/render_view_impl.cc	(working copy)
@@ -4766,6 +4766,14 @@
   loadURLExternally(frame, request, policy);
 }
 
+void RenderViewImpl::DidStartLoading() {
+  didStartLoading();
+}
+
+void RenderViewImpl::DidStopLoading() {
+  didStopLoading();
+}
+
 void RenderViewImpl::DidPlay(WebKit::WebMediaPlayer* player) {
   Send(new ViewHostMsg_MediaNotification(routing_id_,
                                          reinterpret_cast<int64>(player),