PnaclCoordinator: Use llc's module-splitting for pexe compilation

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 92 matching lines @@
    * component directory, or an invalid handle on failure.
    */
   PP_FileHandle GetReadonlyPnaclFd([in] str_t 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([in] PP_Instance instance);
 
+  /* Return the number of processors in the system as reported by the OS */
+  int32_t GetNumberOfProcessors();
+
   /* Create a temporary file, which will be deleted by the time the
    * last handle is closed (or earlier on POSIX systems), to use for
    * the nexe with the cache information given by |pexe_url|,
    * |abi_version|, |opt_level|, |last_modified|, |etag|, and
    * |has_no_store_header|. If the nexe is already present in the
    * cache, |is_hit| is set to PP_TRUE and the contents of the nexe
    * will be copied into the temporary file. Otherwise |is_hit| is set
    * to PP_FALSE and the temporary file will be writeable.  Currently
    * the implementation is a stub, which always sets is_hit to false
    * and calls the implementation of CreateTemporaryFile. In a
@@ skipping 48 matching lines @@
                      [in] uint64_t loaded_bytes,
                      [in] uint64_t total_bytes);
 
   /* Sets a read-only property on the <embed> DOM element that corresponds to
    * the given instance.
    */
   void SetReadOnlyProperty([in] PP_Instance instance,
                            [in] PP_Var key,
                            [in] PP_Var value);
 };