Remove more tests from the NaCl SCons build.

ppapi/native_client/chrome_main.scons

 #! -*- python -*-
 # Copyright (c) 2012 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 json
 import os
 import shutil
 import sys
 
@@ skipping 22 matching lines @@
   combined = set()
   for file_name in existing + additional:
     if file_name in combined:
       print 'WARNING: two references to file %s in the build.' % file_name
     combined.add(file_name)
   return sorted(combined)
 
 ppapi_scons_files['nonvariant_test_scons_files'] = ExtendFileList(
     ppapi_scons_files.get('nonvariant_test_scons_files', []), [
         'tests/nacl_browser/browser_dynamic_library/nacl.scons',
-        'tests/nacl_browser/browser_startup_time/nacl.scons',
         'tests/nacl_browser/inbrowser_test_runner/nacl.scons',
         'tests/nacl_browser/manifest_file/nacl.scons',
         'tests/nacl_browser/nameservice/nacl.scons',
         'tests/nacl_browser/postmessage_redir/nacl.scons',
     ])
 
 ppapi_scons_files['irt_variant_test_scons_files'] = ExtendFileList(
     ppapi_scons_files.get('irt_variant_test_scons_files', []), [
         # Disabled by Brad Chen 4 Sep to try to green Chromium
         # nacl_integration tests
@@ skipping 576 matching lines @@
 
 pre_base_env.AddMethod(PPAPIGraphics3DIsBroken)
 
 
 def AddChromeFilesFromGroup(env, file_group):
   env['BUILD_SCONSCRIPTS'] = ExtendFileList(
       env.get('BUILD_SCONSCRIPTS', []),
       ppapi_scons_files[file_group])
 
 pre_base_env.AddMethod(AddChromeFilesFromGroup)