New source found from dndbeyond.com

ddb_main/node_modules/@mui/material/MenuItem/MenuItem.js

@@ -9,7 +9,7 @@ import clsx from 'clsx';
 import composeClasses from '@mui/utils/composeClasses';
 import { alpha } from '@mui/system/colorManipulator';
 import styled, { rootShouldForwardProp } from '../styles/styled';
-import useThemeProps from '../styles/useThemeProps';
+import { useDefaultProps } from '../DefaultPropsProvider';
 import ListContext from '../List/ListContext';
 import ButtonBase from '../ButtonBase';
 import useEnhancedEffect from '../utils/useEnhancedEffect';
@@ -125,7 +125,7 @@ const MenuItemRoot = styled(ButtonBase, {
   }
 })));
 const MenuItem = /*#__PURE__*/React.forwardRef(function MenuItem(inProps, ref) {
-  const props = useThemeProps({
+  const props = useDefaultProps({
     props: inProps,
     name: 'MuiMenuItem'
   });