Disable retries when gsutil runs loas_check.

By default, if loasd is not running, loas_check retries twice, waiting 5 seconds between retries. This is in case loasd is restarting due to reinstallation. Unfortunately, if the user has never run prodaccess, this check takes an extra 10 seconds. So, just disable the retries.

BUG=

Review URL: https://codereview.chromium.org/137853024

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@245399 0039d316-1c4b-4281-b951-d872f2087c98

third_party/gsutil/plugins/sso_auth.py

@@ -45,7 +45,7 @@ class SSOAuth(AuthHandler):
   def __init__(self, path, config, provider):
     if provider.name == 'google' and self.has_prodaccess():
       # If we don't have a loas token, then bypass this auth handler.
-      if subprocess.call('loas_check',
+      if subprocess.call(['loas_check', '-loas_check_retry_attempts=0'],
                          stdout=subprocess.PIPE,
                          stderr=subprocess.PIPE):
         raise NotReadyToAuthenticate()