Add XSAN suppression files to infrabots.isolate.

tools/buildbot_spec.py

 #
 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
 
 #!/usr/bin/env python
 
 usage = '''
@@ skipping 181 matching lines @@
   return env
 
 
 cov_skip.extend([lineno(), lineno() + 1])
 def build_targets_from_builder_dict(builder_dict, do_test_steps, do_perf_steps):
   """Return a list of targets to build, depending on the builder type."""
   if builder_dict['role'] in ('Test', 'Perf') and builder_dict['os'] == 'iOS':
     return ['iOSShell']
   if builder_dict.get('extra_config') == 'Appurify':
     return ['VisualBenchTest_APK']
+  if 'SAN' in builder_dict.get('extra_config', ''):
+    # 'most' does not compile under MSAN.
+    return ['dm', 'nanobench']
   t = []
   if do_test_steps:
     t.append('dm')
   if do_perf_steps and builder_dict.get('extra_config') == 'VisualBench':
       t.append('visualbench')
   elif do_perf_steps:
       t.append('nanobench')
   if t:
     return t
   else:
@@ skipping 186 matching lines @@
   if len(sys.argv) == 2 and sys.argv[1] == 'test':
     self_test()
     sys.exit(0)
 
   if len(sys.argv) != 3:
     print usage
     sys.exit(1)
 
   with open(sys.argv[1], 'w') as out:
     json.dump(get_builder_spec(sys.argv[2]), out)