[telemetry] Sort imports in Telemetry and its dependents.

content/test/gpu/gpu_tests/memory_test.py

 # Copyright (c) 2012 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 memory_test_expectations
 import page_sets
 
 from telemetry import benchmark
-from telemetry.page import page_test
 from telemetry.core.platform import tracing_category_filter
 from telemetry.core.platform import tracing_options
+from telemetry.page import page_test
 from telemetry.timeline import counter
 from telemetry.timeline import model
 
 MEMORY_LIMIT_MB = 192
 SINGLE_TAB_LIMIT_MB = 192
 WIGGLE_ROOM_MB = 24
 
 test_harness_script = r"""
   var domAutomationController = {};
   domAutomationController._finished = false;
@@ skipping 87 matching lines @@
     return 'memory_test'
 
   def CreateExpectations(self):
     return memory_test_expectations.MemoryTestExpectations()
 
   def CreatePageSet(self, options):
     page_set = page_sets.MemoryTestsPageSet()
     for page in page_set.pages:
       page.script_to_evaluate_on_commit = test_harness_script
     return page_set