MD History: Refresh the list when clearing browsing data

chrome/browser/resources/md_history/app.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.
 
 Polymer({
   is: 'history-app',
 
   properties: {
     showSidebarFooter: Boolean,
 
@@ skipping 196 matching lines @@
           .$$('history-synced-device-manager');
       if (syncedDeviceManagerElem)
         syncedDeviceManagerElem.tabSyncDisabled();
       return;
     }
 
     this.set('queryResult_.sessionList', sessionList);
   },
 
   /**
+   * Called when browsing data is cleared.
+   */
+  historyDeleted: function() {
+    this.$.history.historyDeleted();
+  },
+
+  /**
    * Update sign in state of synced device manager after user logs in or out.
    * @param {boolean} isUserSignedIn
    */
   updateSignInState: function(isUserSignedIn) {
     var syncedDeviceManagerElem =
       /** @type {HistorySyncedDeviceManagerElement} */this
           .$$('history-synced-device-manager');
     if (syncedDeviceManagerElem)
       syncedDeviceManagerElem.updateSignInState(isUserSignedIn);
   },
@@ skipping 49 matching lines @@
     return selectedPage;
   },
 
   /** @private */
   closeDrawer_: function() {
     var drawer = this.$$('#drawer');
     if (drawer)
       drawer.close();
   },
 });