[Telemetry] fix maps.py benchmark

tools/perf/benchmarks/maps.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.
 
 """Runs a Google Maps performance test.
 Rerforms several common navigation actions on the map (pan, zoom, rotate)"""
 
 import os
 import re
 
@@ skipping 10 matching lines @@
     super(_MapsMeasurement, self).__init__(
       action_name_to_run='RunPageInteractions')
 
   def ValidateAndMeasurePage(self, page, tab, results):
     js_get_results = 'document.getElementsByTagName("pre")[0].innerText'
     test_results = tab.EvaluateJavaScript(js_get_results)
 
     total = re.search('total=([0-9]+)', test_results).group(1)
     render = re.search('render=([0-9.]+),([0-9.]+)', test_results).group(2)
     results.AddValue(scalar.ScalarValue(
-        results.current_page, 'total_time', 'ms', total))
+        results.current_page, 'total_time', 'ms', int(total)))
     results.AddValue(scalar.ScalarValue(
-        results.current_page, 'render_mean_time', 'ms', render))
+        results.current_page, 'render_mean_time', 'ms', float(render)))
 
 class MapsPage(page_module.Page):
   def __init__(self, page_set, base_dir):
     super(MapsPage, self).__init__(
         url='http://localhost:10020/tracker.html',
         page_set=page_set,
         base_dir=base_dir,
         make_javascript_deterministic=False)
 
   def RunNavigateSteps(self, action_runner):
@@ skipping 22 matching lines @@
 class MapsNoVsync(MapsBenchmark):
   """Runs the Google Maps benchmark with Vsync disabled"""
   tag = 'novsync'
 
   @classmethod
   def Name(cls):
     return 'maps.novsync'
 
   def CustomizeBrowserOptions(self, options):
     options.AppendExtraBrowserArgs('--disable-gpu-vsync')