Change to the requested format

src/dom_components/view/ComponentFrameView.js

@@ -2,7 +2,9 @@ import ComponentView from './ComponentView';
 import { createEl, find, attrUp } from 'utils/dom';
 
 export default class ComponentFrameView extends ComponentView.extend {
-  tagName = 'div';
+  tagName() {
+    return 'div';
+  }
 
   initialize(...args) {
     ComponentView.prototype.initialize.apply(this, args);

src/dom_components/view/ComponentImageView.js

@@ -2,15 +2,18 @@ import { isString } from 'underscore';
 import ComponentView from './ComponentView';
 
 export default class ComponentImageView extends ComponentView {
-  tagName = 'img';
-
-  events = {
-    dblclick: 'onActive',
-    click: 'initResize',
-    error: 'onError',
-    load: 'onLoad',
-    dragstart: 'noDrag',
-  };
+  tagName() {
+    return 'img';
+  }
+  events() {
+    return {
+      dblclick: 'onActive',
+      click: 'initResize',
+      error: 'onError',
+      load: 'onLoad',
+      dragstart: 'noDrag',
+    };
+  }
 
   initialize(o) {
     ComponentView.prototype.initialize.apply(this, arguments);

src/dom_components/view/ComponentLabelView.js

@@ -1,5 +1,7 @@
 import ComponentLinkView from './ComponentLinkView';
 
 export default class ComponentLabelView extends ComponentLinkView {
-  tagName = 'span'; // Avoid Firefox bug with label editing #2332
+  tagName() {
+    return 'span';
+  } // Avoid Firefox bug with label editing #2332
 }

src/dom_components/view/ComponentMapView.js

@@ -1,9 +1,13 @@
 import ComponentView from './ComponentImageView';
 
 export default class ComponentMapView extends ComponentView {
-  tagName = 'div';
+  tagName() {
+    return 'div';
+  }
 
-  events = {};
+  events() {
+    return {};
+  }
 
   initialize(o) {
     ComponentView.prototype.initialize.apply(this, arguments);

src/dom_components/view/ComponentScriptView.js

@@ -1,9 +1,13 @@
 import ComponentView from './ComponentImageView';
 
 export default class ComponentScriptView extends ComponentView {
-  tagName = 'script';
+  tagName() {
+    return 'script';
+  }
 
-  events = {};
+  events() {
+    return {};
+  }
 
   render() {
     const { model, em } = this;

src/dom_components/view/ComponentTextView.js

@@ -5,10 +5,12 @@ import { bindAll } from 'underscore';
 const compProt = ComponentView.prototype;
 
 export default class ComponentTextView extends ComponentView {
-  events = {
-    dblclick: 'onActive',
-    input: 'onInput',
-  };
+  events() {
+    return {
+      dblclick: 'onActive',
+      input: 'onInput',
+    };
+  }
 
   initialize(o) {
     compProt.initialize.apply(this, arguments);

src/dom_components/view/ComponentVideoView.js

@@ -2,9 +2,13 @@ import ComponentView from './ComponentImageView';
 import OComponentView from './ComponentView';
 
 export default class ComponentVideoView extends ComponentView {
-  tagName = 'div';
+  tagName() {
+    return 'div';
+  }
 
-  events = {};
+  events() {
+    return {};
+  }
 
   initialize(o) {
     OComponentView.prototype.initialize.apply(this, arguments);