Pepper: Report NaCl exit status over Chromium IPC.

ppapi/api/private/ppb_nacl_private.idl

 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 /* This file contains NaCl private interfaces. This interface is not versioned
  * and is for internal Chrome use. It may change without notice. */
 
 label Chrome {
   M25 = 1.0
@@ skipping 283 matching lines @@
    */
   str_t GetSandboxArch();
 
   /* Logs the message to the console. */
   void LogToConsole([in] PP_Instance instance,
                     [in] str_t message);
 
   /* Returns the NaCl readiness status for this instance. */
   PP_NaClReadyState GetNaClReadyState([in] PP_Instance instance);
 
-  /* Returns the exit status of the plugin process. */
-  int32_t GetExitStatus([in] PP_Instance instance);
-
-  /* Sets the exit status of the plugin process. */
-  void SetExitStatus([in] PP_Instance instance,
-                     [in] int32_t exit_status);
-
   /* Logs the message via VLOG. */
   void Vlog([in] str_t message);
 
   /* Initializes internal state for a NaCl plugin. */
   void InitializePlugin([in] PP_Instance instance,
                         [in] uint32_t argc,
                         [in, size_as=argc] str_t[] argn,
                         [in, size_as=argv] str_t[] argv);
 
   /* Returns the size of the nexe. */
@@ skipping 83 matching lines @@
    * Otherwise, |stream_callback| is called repeatedly with blocks of data
    * as they are received. |stream_finished_callback| is called after all
    * data has been received and dispatched to |stream_callback|.
    */
   void StreamPexe([in] PP_Instance instance,
                   [in] str_t pexe_url,
                   [in] int32_t opt_level,
                   [in] PPP_PexeStreamHandler stream_handler,
                   [inout] mem_t stream_handler_user_data);
 };