[Offline Pages]Allow multiple urls to be requested in internal page.

chrome/browser/resources/offline_pages/offline_internals.js

 // Copyright 2016 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.
 
 cr.define('offlineInternals', function() {
   'use strict';
 
   /** @type {!Array<OfflinePage>} */
   var offlinePages = [];
 
@@ skipping 187 matching lines @@
     $('clear-all').onclick = deleteAllPages;
     $('clear-selected').onclick = deleteSelectedPages;
     $('refresh').onclick = refreshAll;
     $('download').onclick = download;
     $('log-model-on').onclick = togglePageModelLog.bind(this, true);
     $('log-model-off').onclick = togglePageModelLog.bind(this, false);
     $('log-request-on').onclick = toggleRequestQueueLog.bind(this, true);
     $('log-request-off').onclick = toggleRequestQueueLog.bind(this, false);
     $('refresh-logs').onclick = refreshLog;
     $('add-to-queue').onclick = function() {
-      var saveUrl = $('url').value;
-      browserProxy_.addToRequestQueue(saveUrl)
-        .then(function(state) {
-          if (state) {
-            $('save-url-state').textContent =
-              saveUrl + ' has been added to queue.';
-            $('url').value = '';
-            browserProxy_.getRequestQueue().then(fillRequestQueue);
-          } else {
-            $('save-url-state').textContent =
-              saveUrl + ' failed to be added to queue.';
-          }
-        });
+      var saveUrls = $('url').value.split(',');
+      var counter = saveUrls.length;
+      $('save-url-state').textContent = '';
+      for (let i = 0; i < saveUrls.length; i++) {
+        browserProxy_.addToRequestQueue(saveUrls[i])
+            .then(function(state) {
+              if (state) {
+                $('save-url-state').textContent +=
+                    saveUrls[i] + ' has been added to queue.\n';
+                $('url').value = '';
+                counter--;
+                if (counter == 0) {
+                  browserProxy_.getRequestQueue().then(fillRequestQueue);
+                }
+              } else {
+                $('save-url-state').textContent +=
+                    saveUrls[i] + ' failed to be added to queue.\n';
+              }
+            });
+      }
     };
 
     refreshAll();
   }
 
   // Return an object with all of the exports.
   return {
     initialize: initialize,
   };
 });
 
 document.addEventListener('DOMContentLoaded', offlineInternals.initialize);