Use plural formats and native digits

components/crash/core/browser/resources/crashes.js

 // 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.
 
 /* Id for tracking automatic refresh of crash list.  */
 var refreshCrashListId = undefined;
 
 /**
  * Requests the list of crashes from the backend.
  */
 function requestCrashes() {
   chrome.send('requestCrashList');
 }
 
 /**
  * Callback from backend with the list of crashes. Builds the UI.
  * @param {boolean} enabled Whether or not crash reporting is enabled.
  * @param {boolean} dynamicBackend Whether the crash backend is dynamic.
  * @param {array} crashes The list of crashes.
  * @param {string} version The browser version.
  * @param {string} os The OS name and version.
  */
 function updateCrashList(enabled, dynamicBackend, crashes, version, os) {
-  $('countBanner').textContent = loadTimeData.getStringF('crashCountFormat',
-                                                         crashes.length);
+  $('countBanner').textContent =
+      loadTimeData.getStringF('crashCountFormat',
+                              crashes.length.toLocaleString());
 
   var crashSection = $('crashList');
 
   $('enabledMode').hidden = !enabled;
   $('disabledMode').hidden = enabled;
   $('crashUploadStatus').hidden = !enabled || !dynamicBackend;
 
   if (!enabled)
     return;
 
@@ skipping 68 matching lines @@
 
   // Trigger a refresh in 5 seconds.  Clear any previous requests.
   clearTimeout(refreshCrashListId);
   refreshCrashListId = setTimeout(requestCrashes, 5000);
 }
 
 document.addEventListener('DOMContentLoaded', function() {
   $('uploadCrashes').onclick = requestCrashUpload;
   requestCrashes();
 });