Telemetry: Add option to create a dirty profile as part of a test run

tools/telemetry/telemetry/core/profile_creator.py

Index: tools/telemetry/telemetry/core/profile_creator.py
diff --git a/tools/telemetry/telemetry/core/profile_creator.py b/tools/telemetry/telemetry/core/profile_creator.py
new file mode 100644
index 0000000000000000000000000000000000000000..29a2cbbec575b144240bd4f5f6af39cd33529a6c
--- /dev/null
+++ b/tools/telemetry/telemetry/core/profile_creator.py
@@ -0,0 +1,13 @@
+# Copyright (c) 2013 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.
+
+class ProfileCreator(object):
+  """Base class for an object that constructs a Chrome profile."""
+
+  def __init__(self, browser):
+    self._browser = browser
+
+  def CreateProfile(self):
+    """Fill in the profile in question."""
+    raise NotImplementedError