Implement nacl_irt_filename for non-sfi mode.

components/nacl.gyp

 # Copyright 2013 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     'nacl/nacl_defines.gypi',
@@ skipping 177 matching lines @@
               'sources': [
                 'nacl/loader/nacl_helper_linux.cc',
                 'nacl/loader/nacl_helper_linux.h',
                 'nacl/loader/nacl_sandbox_linux.cc',
                 'nacl/loader/nonsfi/abi_conversion.cc',
                 'nacl/loader/nonsfi/abi_conversion.h',
                 'nacl/loader/nonsfi/elf_loader.cc',
                 'nacl/loader/nonsfi/elf_loader.h',
                 'nacl/loader/nonsfi/irt_basic.cc',
                 'nacl/loader/nonsfi/irt_fdio.cc',
+                'nacl/loader/nonsfi/irt_filename.cc',
                 'nacl/loader/nonsfi/irt_interfaces.cc',
                 'nacl/loader/nonsfi/irt_interfaces.h',
                 'nacl/loader/nonsfi/nonsfi_main.cc',
                 'nacl/loader/nonsfi/nonsfi_main.h',
                 '../base/posix/unix_domain_socket_linux.cc',
                 '../content/common/child_process_sandbox_support_impl_shm_linux.cc',
                 '../content/common/sandbox_linux/sandbox_bpf_base_policy_linux.cc',
                 '../content/common/sandbox_linux/sandbox_init_linux.cc',
                 '../content/common/sandbox_linux/sandbox_seccomp_bpf_linux.cc',
                 '../content/public/common/content_switches.cc',
@@ skipping 172 matching lines @@
         'nacl/common/nacl_types.h',
         'nacl/common/pnacl_types.cc',
         'nacl/common/pnacl_types.h',
       ],
       'include_dirs': [
         '..',
       ],
     },
   ]
 }