Add a win:compile bot to the default set to cover the shared build.

PRESUBMIT.py

 # Copyright (c) 2012 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.
 
 """Top-level presubmit script for Chromium.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into gcl.
 """
 
@@ skipping 273 matching lines @@
   # TODO(thestig) temporarily disabled, doesn't work in third_party/
   #results.extend(input_api.canned_checks.CheckSvnModifiedDirectories(
   #    input_api, output_api, sources))
   # Make sure the tree is 'open'.
   results.extend(input_api.canned_checks.CheckTreeIsOpen(
       input_api,
       output_api,
       json_url='http://chromium-status.appspot.com/current?format=json'))
   results.extend(input_api.canned_checks.CheckRietveldTryJobExecution(input_api,
       output_api, 'http://codereview.chromium.org',
-      ('win_rel', 'linux_rel', 'mac_rel'), 'tryserver@chromium.org'))
+      ('win_rel', 'linux_rel', 'mac_rel, win:compile'),
+      'tryserver@chromium.org'))
 
   results.extend(input_api.canned_checks.CheckChangeHasBugField(
       input_api, output_api))
   results.extend(input_api.canned_checks.CheckChangeHasTestField(
       input_api, output_api))
   results.extend(input_api.canned_checks.CheckChangeHasDescription(
       input_api, output_api))
   results.extend(_CheckSubversionConfig(input_api, output_api))
   return results
 
@@ skipping 24 matching lines @@
   for non_android_re in (aura_re, win_re):
     if all(re.search(non_android_re, f) for f in affected_files):
       possibly_android = False
       break
   if possibly_android:
     for f in change.AffectedFiles():
       if any(re.search(r, f.LocalPath()) for r in android_re_list):
         preferred.append('android')
         break
   return preferred