removed some view methods

app/scripts/mixins/scrollable.js

@@ -33,7 +33,7 @@ const Scrollable = {
         // }
         if (this.scroll) {
             this.scroll.update();
-            this.requestAnimationFrame(function() {
+            requestAnimationFrame(() => {
                 if (this.scroll) {
                     this.scroll.update();
                     const barHeight = this.scrollerBar.height();

app/scripts/mixins/view.js

@@ -34,17 +34,7 @@ _.extend(Backbone.View.prototype, {
     },
 
     afterPaint(callback) {
-        this.requestAnimationFrame(function() {
-            this.requestAnimationFrame(callback);
-        });
-    },
-
-    setTimeout(callback) {
-        setTimeout(callback.bind(this), 0);
-    },
-
-    requestAnimationFrame(callback) {
-        requestAnimationFrame(callback.bind(this));
+        requestAnimationFrame(() => requestAnimationFrame(callback));
     },
 
     renderTemplate(model, replace) {
@@ -94,10 +84,6 @@ _.extend(Backbone.View.prototype, {
             });
             this.views = {};
         }
-    },
-
-    deferRender() {
-        _.defer(this.render.bind(this));
     }
 });
 

app/scripts/views/details/details-view.js

@@ -408,7 +408,7 @@ const DetailsView = Backbone.View.extend({
             this.views.dropdownView.remove();
             this.views.dropdownView = null;
         } else {
-            this.setTimeout(function() {
+            setTimeout(() => {
                 const dropdownView = new DropdownView();
                 this.listenTo(dropdownView, 'cancel', this.toggleMoreOptions);
                 this.listenTo(dropdownView, 'select', this.moreOptionsSelect);

app/scripts/views/fields/field-view-custom.js

@@ -156,9 +156,7 @@ const FieldViewCustom = FieldViewText.extend({
         if (this.labelInput) {
             this.endEditTitle(this.labelInput.val());
         }
-        this.setTimeout(function() {
-            this.input.focus();
-        });
+        setTimeout(() => this.input.focus());
     }
 });
 

app/scripts/views/settings/settings-file-view.js

@@ -55,11 +55,9 @@ const SettingsFileView = Backbone.View.extend({
     appModel: null,
 
     initialize() {
-        this.listenTo(
-            this.model,
-            'change:syncing change:syncError change:syncDate',
-            this.deferRender
-        );
+        this.listenTo(this.model, 'change:syncing change:syncError change:syncDate', () => {
+            setTimeout(() => this.render(), 0);
+        });
     },
 
     render() {