Add --verbose flag when input_api.verbose is set.

presubmit_canned_checks.py

 # Copyright (c) 2010 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.
 
 """Generic presubmit checks that can be reused by other presubmit checks."""
 
 
 ### Description checks
 
 def CheckChangeHasTestField(input_api, output_api):
@@ skipping 438 matching lines @@
 
   results = []
   for unit_test in unit_tests:
     cmd = []
     if input_api.platform == 'win32' and unit_test.endswith('.py'):
       # Windows needs some help.
       cmd = [input_api.python_executable]
     cmd.append(unit_test)
     if input_api.verbose:
       print('Running %s' % unit_test)
+      cmd.append('--verbose')
     try:
       if input_api.verbose:
         input_api.subprocess.check_call(cmd, cwd=input_api.PresubmitLocalPath())
       else:
         input_api.subprocess.check_output(
             cmd, cwd=input_api.PresubmitLocalPath())
     except (OSError, input_api.subprocess.CalledProcessError), e:
       results.append(message_type('%s failed!\n%s' % (unit_test, e)))
   return results
 
@@ skipping 424 matching lines @@
       input_api, output_api, source_file_filter=text_files))
   results.extend(input_api.canned_checks.CheckSvnForCommonMimeTypes(
       input_api, output_api))
   results.extend(input_api.canned_checks.CheckLicense(
       input_api, output_api, license_header, source_file_filter=sources))
   results.extend(_CheckConstNSObject(
       input_api, output_api, source_file_filter=sources))
   results.extend(_CheckSingletonInHeaders(
       input_api, output_api, source_file_filter=sources))
   return results