Telemetry: Move ProfileCreator to tools/perf/profile_creator.

tools/perf/profile_creators/small_profile_creator.py

 # Copyright 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.
 
-from telemetry.page import profile_creator
+from profile_creators import profile_creator
 
 import logging
 import page_sets
 
 from telemetry import benchmark
 from telemetry.page import page_test
 from telemetry.page import test_expectations
 from telemetry.results import results_options
 from telemetry.user_story import user_story_runner
 
@@ skipping 46 matching lines @@
         benchmark.BenchmarkMetadata(profile_creator.__class__.__name__),
         options)
     user_story_runner.Run(self._page_test, self._page_test._page_set,
         expectations, options, results)
 
     if results.failures:
       logging.warning('Some pages failed to load.')
       logging.warning('Failed pages:\n%s',
                       '\n'.join(map(str, results.pages_that_failed)))
       raise Exception('SmallProfileCreator failed.')