[telemetry] Use consistent bucket naming.

tools/telemetry/telemetry/util/cloud_storage.py

Index: tools/telemetry/telemetry/util/cloud_storage.py
diff --git a/tools/telemetry/telemetry/util/cloud_storage.py b/tools/telemetry/telemetry/util/cloud_storage.py
index 274c1dab9f05513591b22ccecd686130d5f8ff7b..ccad47fce92eda765b2b5211fb856f913d847848 100644
--- a/tools/telemetry/telemetry/util/cloud_storage.py
+++ b/tools/telemetry/telemetry/util/cloud_storage.py
@@ -17,17 +17,26 @@ import urllib2
 from telemetry.core import platform
 from telemetry.util import path
 
+
 PUBLIC_BUCKET = 'chromium-telemetry'
 PARTNER_BUCKET = 'chrome-partner-telemetry'
 INTERNAL_BUCKET = 'chrome-telemetry'
 
 
+BUCKET_ALIASES = {
+    'public': PUBLIC_BUCKET,
+    'partner': PARTNER_BUCKET,
+    'internal': INTERNAL_BUCKET,
+}
+
+
 _GSUTIL_URL = 'http://storage.googleapis.com/pub/gsutil.tar.gz'
 _DOWNLOAD_PATH = os.path.join(path.GetTelemetryDir(), 'third_party', 'gsutil')
 # TODO(tbarzic): A workaround for http://crbug.com/386416 and
 #     http://crbug.com/359293. See |_RunCommand|.
 _CROS_GSUTIL_HOME_WAR = '/home/chromeos-test/'
 
+
 class CloudStorageError(Exception):
   @staticmethod
   def _GetConfigInstructions(gsutil_path):
@@ -127,6 +136,8 @@ def _RunCommand(args):
         'You are attempting to access protected data with no configured',
         'Failure: No handler was ready to authenticate.')):
       raise CredentialsError(gsutil_path)
+    if 'status=401' in stderr or 'status 401' in stderr:
+      raise CredentialsError(gsutil_path)
     if 'status=403' in stderr or 'status 403' in stderr:
       raise PermissionError(gsutil_path)
     if (stderr.startswith('InvalidUriError') or 'No such object' in stderr or