Enable vdiff test on validator bots

buildbot/buildbot_standard.py

 #!/usr/bin/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.
 
 # Enable 'with' statements in Python 2.5
 from __future__ import with_statement
 
 import os.path
 import re
@@ skipping 282 matching lines @@
     with Step('validator_regression_test ragel x86-32', status,
         halt_on_fail=False):
       ValidatorTest(
           context, 'x86-32',
           'scons-out/opt-linux-x86-32/staging/validator_test')
     with Step('validator_regression_test ragel x86-64', status,
         halt_on_fail=False):
       ValidatorTest(
           context, 'x86-64',
           'scons-out/opt-linux-x86-64/staging/validator_test')
+    with Step('validator_diff_tests', status, halt_on_fail=False):
+      SCons(context, args=['validator_diff_tests'])
+
     return
 
   # Run checkdeps script to vet #includes.
   with Step('checkdeps', status):
     Command(context, cmd=[sys.executable, 'tools/checkdeps/checkdeps.py'])
 
   # Make sure our Gyp build is working.
   with Step('gyp_compile', status):
     CommandGypBuild(context)
 
@@ skipping 92 matching lines @@
     SetupLinuxEnvironment(context)
   elif context.Mac():
     SetupMacEnvironment(context)
   else:
     raise Exception("Unsupported platform.")
   RunBuild(BuildScript, status)
 
 
 if __name__ == '__main__':
   Main()