New source found from dndbeyond.com

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

@@ -10,7 +10,7 @@ import refType from '@mui/utils/refType';
 import elementTypeAcceptingRef from '@mui/utils/elementTypeAcceptingRef';
 import composeClasses from '@mui/utils/composeClasses';
 import styled from '../styles/styled';
-import useThemeProps from '../styles/useThemeProps';
+import { useDefaultProps } from '../DefaultPropsProvider';
 import useForkRef from '../utils/useForkRef';
 import useEventCallback from '../utils/useEventCallback';
 import useIsFocusVisible from '../utils/useIsFocusVisible';
@@ -84,7 +84,7 @@ export const ButtonBaseRoot = styled('button', {
  * It contains a load of style reset and some focus/ripple logic.
  */
 const ButtonBase = /*#__PURE__*/React.forwardRef(function ButtonBase(inProps, ref) {
-  const props = useThemeProps({
+  const props = useDefaultProps({
     props: inProps,
     name: 'MuiButtonBase'
   });

ddb_main/node_modules/@mui/material/ButtonBase/TouchRipple.js

@@ -15,7 +15,7 @@ import clsx from 'clsx';
 import { keyframes } from '@mui/system';
 import useTimeout from '@mui/utils/useTimeout';
 import styled from '../styles/styled';
-import useThemeProps from '../styles/useThemeProps';
+import { useDefaultProps } from '../DefaultPropsProvider';
 import Ripple from './Ripple';
 import touchRippleClasses from './touchRippleClasses';
 import { jsx as _jsx } from "react/jsx-runtime";
@@ -133,7 +133,7 @@ export const TouchRippleRipple = styled(Ripple, {
  * TODO v5: Make private
  */
 const TouchRipple = /*#__PURE__*/React.forwardRef(function TouchRipple(inProps, ref) {
-  const props = useThemeProps({
+  const props = useDefaultProps({
     props: inProps,
     name: 'MuiTouchRipple'
   });