bluetooth: Add AdapterInfo in Bluetooth adapter service.

chrome/browser/resources/bluetooth_internals/bluetooth_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.
 
 /**
  * Javascript for bluetooth_internals.html, served from
  *     chrome://bluetooth-internals/.
  */
 
 /**
@@ skipping 18 matching lines @@
   deviceRemoved: function(device) {
     console.log('Device removed');
     console.log(device);
   }
 };
 
 (function() {
   var adapter, adapterClient;
 
   /**
-   * TODO: Move to shared location. See crbug.com/652361.
+   * TODO: Move to shared location. See http://crbug.com/652361.
    * Helper to convert callback-based define() API to a promise-based API.
    * @param {!Array<string>} moduleNames
    * @return {!Promise}
    */
   function importModules(moduleNames) {
     return new Promise(function(resolve, reject) {
       define(moduleNames, function(var_args) {
         resolve(Array.prototype.slice.call(arguments, 0));
       });
     });
@@ skipping 32 matching lines @@
           // Create a message pipe and bind one end to client
           // implementation and the other to the Adapter service.
           adapterClient = new AdapterClient();
           adapter.setClient(connection.bindStubDerivedImpl(adapterClient));
       });
     });
   }
 
   document.addEventListener('DOMContentLoaded', function() {
     initializeProxies()
+      .then(function() {return adapter.getInfo(); })
+      .then(function(response) { console.log('info', response.info); })
       .then(function() { return adapter.getDevices(); })
-      .then(function(response) { console.log(response.devices); })
+      .then(function(response) { console.log('devices', response.devices); })
       .catch(function(error) { console.error(error); });
   });
 })();