Revert "Fix broken channel icon in chrome://help on CrOS" and try again
[chromium-blink-merge.git] / tools / profile_chrome / controllers.py
blob2a25a97d920e0afee1a206c17f6f9c70cc8c4b68
1 # Copyright 2014 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 import exceptions
8 # pylint: disable=R0201
9 class BaseController(object):
10 def StartTracing(self, _):
11 raise exceptions.NotImplementError
13 def StopTracing(self):
14 raise exceptions.NotImplementError
16 def PullTrace(self):
17 raise exceptions.NotImplementError