Copy adb_profile_chrome to catapult

systrace/profile_chrome/ui.py

+# 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.
+
+import logging
+import select
+import sys
+
+
+def PrintMessage(heading, eol='\n'):
+  sys.stdout.write('%s%s' % (heading, eol))
+  sys.stdout.flush()
+
+
+def WaitForEnter(timeout):
+  select.select([sys.stdin], [], [], timeout)
+
+
+def EnableTestMode():
+  def NoOp(*_, **__):  # pylint: disable=unused-argument
+    pass
+  # pylint: disable=W0601
+  global PrintMessage
+  global WaitForEnter
+  PrintMessage = NoOp
+  WaitForEnter = NoOp
+  logging.getLogger().disabled = True