Add IRT interface for PNaCl's sandboxed linker to use to talk to Chromium

src/untrusted/irt/irt.gyp

 # 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.
 
 {
   'includes': [
     '../../../build/common.gypi',
   ],
   'variables': {
     'irt_sources': [
@@ skipping 16 matching lines @@
       'irt_mutex.c',
       'irt_cond.c',
       'irt_sem.c',
       'irt_tls.c',
       'irt_blockhook.c',
       'irt_clock.c',
       'irt_dev_getpid.c',
       'irt_exception_handling.c',
       'irt_dev_list_mappings.c',
       'irt_random.c',
+      'irt_pnacl_translator.c',
 # support_srcs
       # We also get nc_init_private.c, nc_thread.c and nc_tsd.c via
       # #includes of .c files.
       '../pthread/nc_mutex.c',
       '../pthread/nc_condvar.c',
       '../nacl/sys_private.c',
       '../valgrind/dynamic_annotations.c',
     ],
     'irt_nonbrowser': [
       'irt_core_resource.c',
       'irt_entry_core.c',
     ],
   },
   'targets': [
     {
       'target_name': 'irt_core_nexe',
       'type': 'none',
       'variables': {
         'nexe_target': 'irt_core',
         'build_glibc': 0,
         'build_newlib': 0,
         'build_irt': 1,
       },
       'sources': ['<@(irt_sources)', '<@(irt_nonbrowser)'],
       'link_flags': [
+        '-lsrpc',
+        '-limc_syscalls',
         '-lplatform',
         '-lgio',
         '-lm',
       ],
       'dependencies': [
         '<(DEPTH)/native_client/src/shared/gio/gio.gyp:gio_lib',
         '<(DEPTH)/native_client/src/shared/platform/platform.gyp:platform_lib',
+        '<(DEPTH)/native_client/src/shared/srpc/srpc.gyp:srpc_lib',
         '<(DEPTH)/native_client/src/tools/tls_edit/tls_edit.gyp:tls_edit#host',
+        '<(DEPTH)/native_client/src/untrusted/nacl/nacl.gyp:imc_syscalls_lib',
         '<(DEPTH)/native_client/src/untrusted/nacl/nacl.gyp:nacl_lib_newlib',
         '<(DEPTH)/native_client/tools.gyp:prep_toolchain',
       ],
     },
     {
       'target_name': 'irt_browser_lib',
       'type': 'none',
       'variables': {
         'nlib_target': 'libirt_browser.a',
         'build_glibc': 0,
         'build_newlib': 1,
         'build_irt': 1,
       },
       'sources': ['<@(irt_sources)'],
       'dependencies': [
         '<(DEPTH)/native_client/tools.gyp:prep_toolchain',
         '<(DEPTH)/native_client/src/untrusted/nacl/nacl.gyp:nacl_lib_newlib',
       ],
     },
   ],
 }