Add an IPC channel between the NaCl loader process and the renderer.

webkit/plugins/ppapi/plugin_module.h

Index: webkit/plugins/ppapi/plugin_module.h
===================================================================
--- webkit/plugins/ppapi/plugin_module.h	(revision 143480)
+++ webkit/plugins/ppapi/plugin_module.h	(working copy)
@@ -90,7 +90,7 @@
   // Initializes this module for the given NaCl proxy. This takes
   // ownership of the given pointer, even in the failure case.
   void InitAsProxiedNaCl(
-      PluginDelegate::OutOfProcessProxy* out_of_process_proxy,
+      scoped_ptr<PluginDelegate::OutOfProcessProxy> out_of_process_proxy,
       PP_Instance instance);
 
   static const PPB_Core* GetCore();
@@ -203,6 +203,8 @@
 
   PP_Bool (*reserve_instance_id_)(PP_Module, PP_Instance);
 
+  bool nacl_ipc_proxy_;
+
   DISALLOW_COPY_AND_ASSIGN(PluginModule);
 };