Relanding this with fixes to the mac dbg builder

webkit/plugins/ppapi/plugin_module.h

Index: webkit/plugins/ppapi/plugin_module.h
===================================================================
--- webkit/plugins/ppapi/plugin_module.h	(revision 118405)
+++ webkit/plugins/ppapi/plugin_module.h	(working copy)
@@ -141,9 +141,6 @@
   void SetBroker(PluginDelegate::PpapiBroker* broker);
   PluginDelegate::PpapiBroker* GetBroker();
 
-  // Retrieves the forwarding interface used for talking to WebKit.
-  ::ppapi::WebKitForwarding* GetWebKitForwarding();
-
  private:
   // Calls the InitializeModule entrypoint. The entrypoint must have been
   // set and the plugin must not be out of process (we don't maintain
@@ -196,9 +193,6 @@
 
   PP_Bool (*reserve_instance_id_)(PP_Module, PP_Instance);
 
-  // Lazily created by GetWebKitForwarding.
-  scoped_ptr< ::ppapi::WebKitForwarding> webkit_forwarding_;
-
   DISALLOW_COPY_AND_ASSIGN(PluginModule);
 };