spec: convert createClass to es6 classes in /spec

npx jscodeshift -t ../react-codemod/transforms/class.js spec

Change-Id: I07f29d8e1fd319ea6b3f38a36c938e3d160bcba5
Reviewed-on: https://gerrit.instructure.com/163915
Tested-by: Jenkins
Reviewed-by: Clay Diffrient <cdiffrient@instructure.com>
Product-Review: Ryan Shaw <ryan@instructure.com>
QA-Review: Ryan Shaw <ryan@instructure.com>

spec/coffeescripts/helpers/stubRouterContext.js

@@ -38,19 +38,21 @@ export default function stubRouterContext(Component, props, stubs) {
     },
     stubs
   )
-  return React.createClass({
-    childContextTypes: {
+  return class extends React.Component {
+    static childContextTypes = {
       router: PropTypes.func,
       routeDepth: PropTypes.number
-    },
+    };
+
     getChildContext() {
       return {
         router: RouterStub,
         routeDepth: 0
       }
-    },
+    }
+
     render() {
       return <Component {...props} />
     }
-  })
+  };
 }

spec/coffeescripts/react_files/components/UploadProgressSpec.js

@@ -24,14 +24,14 @@ import FileUploader from 'compiled/react_files/modules/FileUploader'
 
 QUnit.module('UploadProgress', {
   setup() {
-    const ProgressContainer = React.createClass({
-      getInitialState() {
-        return {uploader: this.props.uploader}
-      },
+    class ProgressContainer extends React.Component {
+      state = {uploader: this.props.uploader};
+
       render() {
         return <UploadProgress ref="prog" uploader={this.state.uploader} />
       }
-    })
+    }
+
     this.uploader = this.mockUploader('filename', 35)
     this.node = $('<div>').appendTo('#fixtures')[0]
     this.progressContainer = ReactDOM.render(