Pepper: Simplify OpenResource() for Non-SFI.

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 138 matching lines @@
  * return false. However, other functions also can return false.
  * Once false is called, as the service has been destructed, all functions
  * should never be called afterwords.
  */
 interface PPP_ManifestService {
   /* Called when ManifestService should be destructed. */
   PP_Bool Quit([inout] mem_t user_data);
 
   /* Called when PPAPI initialization in the NaCl plugin is finished. */
   PP_Bool StartupInitializationComplete([inout] mem_t user_data);
-
-  /* Called when irt_open_resource() is invoked in the NaCl plugin.
-   * Upon completion, callback will be invoked with given callback_user_data
-   * and the result file handle (or PP_kInvalidFileHandle on error). */
-  PP_Bool OpenResource([inout] mem_t user_data,
-                       [in] str_t entry_key,
-                       [in] PP_OpenResourceCompletionCallback callback,
-                       [inout] mem_t callback_user_data);
 };
 
 /* Corresponds to NaClFileInfo in
  * native_client/src/trusted/validator/nacl_file_info.h */
 struct PP_NaClFileInfo {
   PP_FileHandle handle;
 
   /* See NaClFileToken comment in nacl_file_info.h */
   uint64_t token_lo;
   uint64_t token_hi;
@@ skipping 258 matching lines @@
   void ReportSelLdrStatus([in] PP_Instance instance,
                           [in] int32_t load_status,
                           [in] int32_t max_status);
 
   /* Logs time taken by an operation to UMA histograms.
    * This function is safe to call on any thread.
    */
   void LogTranslateTime([in] str_t histogram_name,
                         [in] int64_t time_us);
 };