Correct spelling mistake in a comment.

telemetry/telemetry/web_perf/metrics/rendering_stats.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 itertools
 
 from operator import attrgetter
 
 from telemetry.web_perf.metrics import rendering_frame
 
 # These are LatencyInfo component names indicating the various components
@@ skipping 133 matching lines @@
     if 'data' in event.args and event.args['data']['frame_count'] == 1:
       return event_name
 
   return 'BenchmarkInstrumentation::ImplThreadRenderingStats'
 
 class RenderingStats(object):
   def __init__(self, renderer_process, browser_process, surface_flinger_process,
                gpu_process, timeline_ranges):
     """
     Utility class for extracting rendering statistics from the timeline (or
-    other loggin facilities), and providing them in a common format to classes
+    other logging facilities), and providing them in a common format to classes
     that compute benchmark metrics from this data.
 
     Stats are lists of lists of numbers. The outer list stores one list per
     timeline range.
 
     All *_time values are measured in milliseconds.
     """
     assert len(timeline_ranges) > 0
     self.refresh_period = None
 
@@ skipping 142 matching lines @@
 
   def _InitFrameQueueingDurationsFromTimeline(self, process, timeline_range):
     try:
       events = rendering_frame.GetFrameEventsInsideRange(process,
                                                          timeline_range)
       new_frame_queueing_durations = [e.queueing_duration for e in events]
       self.frame_queueing_durations.append(new_frame_queueing_durations)
     except rendering_frame.NoBeginFrameIdException:
       self.errors['frame_queueing_durations'] = (
           'Current chrome version does not support the queueing delay metric.')