Remove PNaCl's RequestFirstInstall, use resource throttle instead

ppapi/c/private/ppb_nacl_private.h

 /* 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.
  */
 
-/* From private/ppb_nacl_private.idl modified Fri Oct 18 08:23:34 2013. */
+/* From private/ppb_nacl_private.idl modified Thu Oct 31 15:10:06 2013. */
 
 #ifndef PPAPI_C_PRIVATE_PPB_NACL_PRIVATE_H_
 #define PPAPI_C_PRIVATE_PPB_NACL_PRIVATE_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_stdint.h"
 #include "ppapi/c/pp_var.h"
@@ skipping 82 matching lines @@
    * use inside the Windows sandbox.  Note that we provide this via dependency
    * injection only to avoid the linkage problems that occur because the NaCl
    * plugin is built as a separate DLL/DSO
    * (see http://code.google.com/p/chromium/issues/detail?id=114439#c8).
    */
   int32_t (*BrokerDuplicateHandle)(PP_FileHandle source_handle,
                                    uint32_t process_id,
                                    PP_FileHandle* target_handle,
                                    uint32_t desired_access,
                                    uint32_t options);
-  /* Check if PNaCl is installed and attempt to install if necessary.
-   * Callback is called when the check is done and PNaCl is already installed,
-   * or after an on-demand install is attempted. Called back with PP_OK if
-   * PNaCl is available. Called back with an error otherwise.
-   */
-  int32_t (*EnsurePnaclInstalled)(PP_Instance instance,
-                                  struct PP_CompletionCallback callback);
   /* Returns a read-only file descriptor of a file rooted in the Pnacl
    * component directory, or an invalid handle on failure.
    */
   PP_FileHandle (*GetReadonlyPnaclFd)(const char* filename);
   /* This creates a temporary file that will be deleted by the time
    * the last handle is closed (or earlier on POSIX systems), and
    * returns a posix handle to that temporary file.
    */
   PP_FileHandle (*CreateTemporaryFile)(PP_Instance instance);
   /* Create a temporary file, which will be deleted by the time the
@@ skipping 46 matching lines @@
                                       uint64_t* file_token_hi);
 };
 
 typedef struct PPB_NaCl_Private_1_0 PPB_NaCl_Private;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PRIVATE_PPB_NACL_PRIVATE_H_ */