MD Settings: Convert all usages of .bind(this) to use ES6 arrow function.

chrome/browser/resources/settings/internet_page/network_summary.js

 // Copyright 2015 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.
 
 /**
  * @fileoverview Polymer element for displaying a summary of network states
  * by type: Ethernet, WiFi, Cellular, WiMAX, and VPN.
  */
 
 /**
@@ skipping 205 matching lines @@
   },
 
   /**
    * Requests the list of device states and network states from Chrome.
    * Updates deviceStates, activeNetworkStates, and networkStateLists once the
    * results are returned from Chrome.
    * @private
    */
   getNetworkLists_: function() {
     // First get the device states.
-    this.networkingPrivate.getDeviceStates(function(deviceStates) {
+    this.networkingPrivate.getDeviceStates(deviceStates => {
       // Second get the network states.
       this.getNetworkStates_(deviceStates);
-    }.bind(this));
+    });
   },
 
   /**
    * Requests the list of network states from Chrome. Updates
    * activeNetworkStates and networkStateLists once the results are returned
    * from Chrome.
    * @param {!Array<!CrOnc.DeviceStateProperties>} deviceStates
    * @private
    */
   getNetworkStates_: function(deviceStates) {
     var filter = {
       networkType: CrOnc.Type.ALL,
       visible: true,
       configured: false
     };
-    this.networkingPrivate.getNetworks(filter, function(networkStates) {
+    this.networkingPrivate.getNetworks(filter, networkStates => {
       this.updateNetworkStates_(networkStates, deviceStates);
-    }.bind(this));
+    });
   },
 
   /**
    * Called after network states are received from getNetworks.
    * @param {!Array<!CrOnc.NetworkStateProperties>} networkStates The state
    *     properties for all visible networks.
    * @param {!Array<!CrOnc.DeviceStateProperties>} deviceStates
    * @private
    */
   updateNetworkStates_: function(networkStates, deviceStates) {
@@ skipping 90 matching lines @@
    * @param {string} type
    * @return {!CrOnc.NetworkStateProperties|undefined}
    */
   getActiveStateForType_: function(activeStatesByType, type) {
     var activeState = activeStatesByType.get(type);
     if (!activeState && type == CrOnc.Type.CELLULAR)
       activeState = activeStatesByType.get(CrOnc.Type.TETHER);
     return activeState || {GUID: '', Type: type};
   },
 });