Rearrange mojo/nacl files.

mojo/nacl/monacl_sel_main.cc

-// Copyright 2014 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.
-
-#include "mojo/nacl/monacl_sel_main.h"
-
-#include "mojo/nacl/mojo_syscall.h"
-#include "native_client/src/public/chrome_main.h"
-#include "native_client/src/public/nacl_app.h"
-
-namespace mojo {
-
-int LaunchNaCl(NaClDesc* nexe_desc,
-               NaClDesc* irt_desc,
-               int app_argc,
-               char* app_argv[],
-               MojoHandle handle) {
-  NaClChromeMainInit();
-
-  struct NaClChromeMainArgs* args = NaClChromeMainArgsCreate();
-  args->nexe_desc = nexe_desc;
-  args->irt_desc = irt_desc;
-
-  args->argc = app_argc;
-  args->argv = app_argv;
-
-  struct NaClApp* nap = NaClAppCreate();
-  InjectMojo(nap, handle);
-
-  int exit_status = 1;
-  NaClChromeMainStart(nap, args, &exit_status);
-  return exit_status;
-}
-
-void NaClExit(int code) {
-  ::NaClExit(code);
-}
-
-} // namespace mojo