Rename sunspider_benchmark to sunspider.

tools/perf/perf_tools/sunspider.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 collections
 import json
 
 from telemetry import multi_page_benchmark
 from telemetry import util
 
@@ skipping 15 matching lines @@
     #                 ...]
     for result in js_results:
       total = 0
       for key, value in result.iteritems():
         r[key].append(value)
         total += value
       totals.append(total)
     for key, values in r.iteritems():
       results.Add('t', 'ms', values, chart_name=key, data_type='unimportant')
     results.Add('t', 'ms', totals, chart_name='total')