Telemetry: Update the user agent version.

tools/telemetry/telemetry/core/user_agent.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.
 
 UA_TYPE_MAPPING = {
   'desktop':
       'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) '
-      'AppleWebKit/537.22 (KHTML, like Gecko) '
-      'Chrome/27.0.1453.111 Safari/537.22',
+      'AppleWebKit/537.36 (KHTML, like Gecko) '
+      'Chrome/40.0.2194.2 Safari/537.36',
   'mobile':
       'Mozilla/5.0 (Linux; Android 4.0.4; Galaxy Nexus Build/IMM76B) '
-      'AppleWebKit/535.19 (KHTML, like Gecko) Chrome/27.0.1453.111 Mobile '
-      'Safari/535.19',
+      'AppleWebKit/535.36 (KHTML, like Gecko) Chrome/40.0.2194.2 Mobile '
+      'Safari/535.36',
   'tablet':
       'Mozilla/5.0 (Linux; Android 4.0.4; Galaxy Nexus 7 Build/IMM76B) '
-      'AppleWebKit/535.19 (KHTML, like Gecko) Chrome/27.0.1453.111 '
-      'Safari/535.19',
+      'AppleWebKit/535.36 (KHTML, like Gecko) Chrome/40.0.2194.2 '
+      'Safari/535.36',
   'tablet_10_inch':
       'Mozilla/5.0 (Linux; Android 4.0.4; Galaxy Nexus 10 Build/IMM76B) '
-      'AppleWebKit/535.19 (KHTML, like Gecko) Chrome/27.0.1453.111 '
-      'Safari/535.19',
+      'AppleWebKit/535.36 (KHTML, like Gecko) Chrome/40.0.2194.2 '
+      'Safari/535.36',
 }
 
 
 def GetChromeUserAgentArgumentFromType(user_agent_type):
   """Returns a chrome user agent based on a user agent type.
   This is derived from:
   https://developers.google.com/chrome/mobile/docs/user-agent
   """
   if user_agent_type:
     return ['--user-agent=%s' % UA_TYPE_MAPPING[user_agent_type]]
   return []