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

chrome/browser/resources/settings/reset_page/reset_profile_dialog.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
  *
  * 'settings-reset-profile-dialog' is the dialog shown for clearing profile
  * settings. A triggered variant of this dialog can be shown under certain
  * circumstances. See triggered_profile_resetter.h for when the triggered
@@ skipping 54 matching lines @@
       return loadTimeData.getStringF(
           'triggeredResetPageTitle', this.triggeredResetToolName_);
     }
     return loadTimeData.getStringF('resetPageTitle');
   },
 
   /** @override */
   ready: function() {
     this.browserProxy_ = settings.ResetBrowserProxyImpl.getInstance();
 
-    this.addEventListener('cancel', function() {
+    this.addEventListener('cancel', () => {
       this.browserProxy_.onHideResetProfileDialog();
-    }.bind(this));
+    });
 
     this.$$('paper-checkbox a')
         .addEventListener('tap', this.onShowReportedSettingsTap_.bind(this));
     // Prevent toggling of the checkbox when hitting the "Enter" key on the
     // link.
     this.$$('paper-checkbox a').addEventListener('keydown', function(e) {
       e.stopPropagation();
     });
   },
 
   /** @private */
   showDialog_: function() {
     this.$.dialog.showModal();
     this.browserProxy_.onShowResetProfileDialog();
   },
 
   /** @override */
   attached: function() {
     this.isTriggered_ =
         settings.getCurrentRoute() == settings.routes.TRIGGERED_RESET_DIALOG;
     if (this.isTriggered_) {
-      this.browserProxy_.getTriggeredResetToolName().then(function(name) {
+      this.browserProxy_.getTriggeredResetToolName().then(name => {
         this.resetRequestOrigin_ = 'triggeredreset';
         this.triggeredResetToolName_ = name;
         this.showDialog_();
-      }.bind(this));
+      });
     } else {
       // For the non-triggered reset dialog, a '#cct' hash indicates that the
       // reset request came from the Chrome Cleanup Tool by launching Chrome
       // with the startup URL chrome://settings/resetProfileSettings#cct.
       var origin = window.location.hash.slice(1).toLowerCase() == 'cct' ?
           'cct' :
           settings.getQueryParameters().get('origin');
       this.resetRequestOrigin_ = origin || '';
       this.showDialog_();
     }
   },
 
   /** @private */
   onCancelTap_: function() {
     this.$.dialog.cancel();
   },
 
   /** @private */
   onResetTap_: function() {
     this.clearingInProgress_ = true;
     this.browserProxy_
         .performResetProfileSettings(
             this.$.sendSettings.checked, this.resetRequestOrigin_)
-        .then(function() {
+        .then(() => {
           this.clearingInProgress_ = false;
           if (this.$.dialog.open)
             this.$.dialog.close();
           this.fire('reset-done');
-        }.bind(this));
+        });
   },
 
   /**
    * Displays the settings that will be reported in a new tab.
    * @param {!Event} e
    * @private
    */
   onShowReportedSettingsTap_: function(e) {
     this.browserProxy_.showReportedSettings();
     e.stopPropagation();
   },
 });