Also whitelist ppapi_nacl_tests_* on Linux.

tools/determinism/compare_build_artifacts.py

 #!/usr/bin/env python
 # 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.
 
 """Compare the artifacts from two builds."""
 
 import difflib
 import json
 import optparse
@@ skipping 16 matching lines @@
 # TODO(sebmarchand): Remove this once all the files are deterministic.
 WHITELIST = {
   # https://crbug.com/383340
   'android': {
     'flatc',
   },
 
   # https://crbug.com/330263
   'linux': {
     'flatc',
+    # https://crbug.com/654989
+    'ppapi_nacl_tests_pnacl_newlib_x32_nonsfi.nexe',
+    'ppapi_nacl_tests_pnacl_newlib_x64.nexe',
   },
 
   # https://crbug.com/330262
   'mac': {
     'accelerated_widget_mac_unittests',
     'accessibility_unittests',
     'angle_end2end_tests',
     'angle_unittests',
     'App Shell',
     'app_shell_unittests',
@@ skipping 641 matching lines @@
     parser.error('--target-platform is required')
 
   return compare_build_artifacts(os.path.abspath(options.first_build_dir),
                                  os.path.abspath(options.second_build_dir),
                                  options.target_platform,
                                  options.recursive)
 
 
 if __name__ == '__main__':
   sys.exit(main())