Delete tools/telemetry.

tools/telemetry/telemetry/value/none_values.py

Index: tools/telemetry/telemetry/value/none_values.py
diff --git a/tools/telemetry/telemetry/value/none_values.py b/tools/telemetry/telemetry/value/none_values.py
deleted file mode 100644
index 7e2759a497e7a25f281113bbc5346a0437b505c0..0000000000000000000000000000000000000000
--- a/tools/telemetry/telemetry/value/none_values.py
+++ /dev/null
@@ -1,24 +0,0 @@
-# Copyright 2014 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.
-
-MERGE_FAILURE_REASON = (
-    'Merging values containing a None value results in a None value.')
-
-class NoneValueMissingReason(Exception):
-  pass
-
-class ValueMustHaveNoneValue(Exception):
-  pass
-
-def ValidateNoneValueReason(value, none_value_reason):
-  """Ensures that the none_value_reason is appropriate for the given value.
-
-  There is a logical equality between having a value of None and having a
-  reason for being None. That is to say, value is None if and only if
-  none_value_reason is a string.
-  """
-  if value is None and not isinstance(none_value_reason, basestring):
-    raise NoneValueMissingReason()
-  if value is not None and none_value_reason is not None:
-    raise ValueMustHaveNoneValue()