Stop using defaultProps in MosaicRenderPreview component

src/components/MosaicRenderPreview.js

@@ -2,15 +2,19 @@ import PropTypes from 'prop-types';
 import MinimalWindow from '../containers/MinimalWindow';
 
 /**
- * MosaicRenderPreview is used to for the preview when dragging a mosaic window/tile
-*/
-export function MosaicRenderPreview(props) {
-  const {
-    t, title, windowId,
-  } = props;
-
+ * MosaicRenderPreview is used for the preview when dragging a mosaic window/tile
+ */
+export function MosaicRenderPreview({
+  t = k => k,
+  title = '',
+  windowId,
+}) {
   return (
-    <MinimalWindow windowId={`${windowId}-preview`} label={t('previewWindowTitle', { title })} ariaLabel={false} />
+    <MinimalWindow
+      windowId={`${windowId}-preview`}
+      label={t('previewWindowTitle', { title })}
+      ariaLabel={false}
+    />
   );
 }
 
@@ -19,8 +23,3 @@ MosaicRenderPreview.propTypes = {
   title: PropTypes.string,
   windowId: PropTypes.string.isRequired, // eslint-disable-line react/no-unused-prop-types
 };
-
-MosaicRenderPreview.defaultProps = {
-  t: k => k,
-  title: '',
-};