Add a scons pnacl finalize step for pnacl_generate_pexe tests.

tests/subprocess/nacl.scons

 # -*- python -*-
 # Copyright (c) 2013 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 Import('env')
 
 # Only for newlib for now, since the subprogram's library dependencies
 # and ld.so-as-main would complicate the reverse channel emulation
 # quite a bit.  Once we have a better handle on how to merge manifests
@@ skipping 18 matching lines @@
 subprogram_nexe = env.ComponentProgram('subprogram',
                                        'subprogram.c',
                                        EXTRA_LIBS=['${NONIRT_LIBS}',
                                                    'srpc',
                                                    'platform',
                                                    'imc',
                                                    'imc_syscalls',
                                                    '${PTHREAD_LIBS}',
                                                    '${NONIRT_LIBS}'])
 
-if env.ShouldTranslateToNexe(subprogram_nexe):
-  subprogram_nexe = env.GetTranslatedNexe(subprogram_nexe)
+subprogram_nexe = env.GetTranslatedNexe(subprogram_nexe)
 
 if env.Bit('tests_use_irt'):
   irt_var_flags = [ '--var', 'irt_nexe', env.GetIrtNexe() ]
 else:
   irt_var_flags = []
 
 node = env.SelUniversalTest('subprocess_test.out', init_nexe,
                             sel_universal_flags=[
                               '--uses_reverse_service',
                               '--var', 'subprogram', subprogram_nexe]
                             + irt_var_flags,
                             stdin=env.File('subprocess_test.stdin'),
                             filter_regex='"Hello world"',
                             stdout_golden=env.File('subprocess_test.stdout'))
 
 env.AddNodeToTestSuite(node,
                        ['small_tests'],
                        'run_subprocess_test')