Fix import order with isort tool.

tools/telemetry/telemetry/page/actions/page_action.py

 # Copyright 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 re
 
 from telemetry import decorators
 
+
 class PageActionNotSupported(Exception):
   pass
 
 class PageActionFailed(Exception):
   pass
 
 
 class PageAction(object):
   """Represents an action that a user might try to perform to a page."""
 
@@ skipping 104 matching lines @@
   if tab.EvaluateJavaScript("""
       typeof chrome.gpuBenchmarking.gestureSourceTypeSupported ===
           'undefined'"""):
     return (tab.browser.platform.GetOSName() != 'mac' or
             gesture_source_type.lower() != 'touch')
 
   return tab.EvaluateJavaScript("""
       chrome.gpuBenchmarking.gestureSourceTypeSupported(
           chrome.gpuBenchmarking.%s_INPUT)"""
       % (gesture_source_type.upper()))