chrome://crashes: add a link on CrOS for triggering crash uploading

chrome/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.
  */
-function updateCrashList(enabled, crashes, version) {
+function updateCrashList(enabled, dynamicBackend, crashes, version) {
   $('countBanner').textContent = loadTimeData.getStringF('crashCountFormat',
                                                          crashes.length);
 
   var crashSection = $('crashList');
 
   $('enabledMode').hidden = !enabled;
   $('disabledMode').hidden = enabled;
+  $('crashUploadStatus').hidden = !enabled || !dynamicBackend;
 
   if (!enabled)
     return;
 
   // Clear any previous list.
   crashSection.textContent = '';
 
   for (var i = 0; i < crashes.length; i++) {
     var crash = crashes[i];
 
@@ skipping 40 matching lines @@
     link.target = '_blank';
     link.textContent = loadTimeData.getString('bugLinkText');
     linkBlock.appendChild(link);
     crashBlock.appendChild(linkBlock);
     crashSection.appendChild(crashBlock);
   }
 
   $('noCrashes').hidden = crashes.length != 0;
 }
 
-document.addEventListener('DOMContentLoaded', requestCrashes);
+/**
+ * Request crashes get uploaded in the background.
+ */
+function requestCrashUpload() {
+  // Don't need locking with this call because the system crash reporter
+  // has locking built into itself.
+  chrome.send('requestCrashUpload');
+
+  // Trigger a refresh in 5 seconds.  Clear any previous requests.
+  clearTimeout(refreshCrashListId);
+  refreshCrashListId = setTimeout(requestCrashes, 5000);
+}
+
+document.addEventListener('DOMContentLoaded', function() {
+  $('uploadCrashes').onclick = requestCrashUpload;
+  requestCrashes();
+});