Upgrade Babel to version 7.0.0 (#5925)

app/javascript/mastodon/features/compose/components/compose_form.js

@@ -27,8 +27,8 @@ const messages = defineMessages({
   publishLoud: { id: 'compose_form.publish_loud', defaultMessage: '{publish}!' },
 });
 
-@injectIntl
-export default class ComposeForm extends ImmutablePureComponent {
+export default @injectIntl
+class ComposeForm extends ImmutablePureComponent {
 
   static propTypes = {
     intl: PropTypes.object.isRequired,