Completely updated React, fixed #11, (hopefully)

goTorrentWebUI/node_modules/material-ui/Tabs/TabScrollButton.js.flow

@@ -1,50 +1,22 @@
-// @flow weak
-
 import React from 'react';
+import PropTypes from 'prop-types';
 import classNames from 'classnames';
+import KeyboardArrowLeft from '../internal/svg-icons/KeyboardArrowLeft';
+import KeyboardArrowRight from '../internal/svg-icons/KeyboardArrowRight';
 import withStyles from '../styles/withStyles';
 import ButtonBase from '../ButtonBase';
-import KeyboardArrowLeft from '../svg-icons/KeyboardArrowLeft';
-import KeyboardArrowRight from '../svg-icons/KeyboardArrowRight';
 
-export const styles = (theme: Object) => ({
+export const styles = theme => ({
   root: {
     color: 'inherit',
     flex: `0 0 ${theme.spacing.unit * 7}px`,
   },
 });
 
-type ProvidedProps = {
-  classes: Object,
-};
-
-export type Props = {
-  /**
-   * Useful to extend the style applied to components.
-   */
-  classes?: Object,
-  /**
-   * @ignore
-   */
-  className?: string,
-  /**
-   * Which direction should the button indicate?
-   */
-  direction: 'left' | 'right',
-  /**
-   * Callback to execute for button press.
-   */
-  onClick?: Function,
-  /**
-   * Should the button be present or just consume space.
-   */
-  visible?: boolean,
-};
-
 /**
  * @ignore - internal component.
  */
-function TabScrollButton(props: ProvidedProps & Props) {
+function TabScrollButton(props) {
   const { classes, className: classNameProp, direction, onClick, visible, ...other } = props;
 
   const className = classNames(classes.root, classNameProp);
@@ -60,6 +32,29 @@ function TabScrollButton(props: ProvidedProps & Props) {
   );
 }
 
+TabScrollButton.propTypes = {
+  /**
+   * Useful to extend the style applied to components.
+   */
+  classes: PropTypes.object.isRequired,
+  /**
+   * @ignore
+   */
+  className: PropTypes.string,
+  /**
+   * Which direction should the button indicate?
+   */
+  direction: PropTypes.oneOf(['left', 'right']),
+  /**
+   * Callback to execute for button press.
+   */
+  onClick: PropTypes.func,
+  /**
+   * Should the button be present or just consume space.
+   */
+  visible: PropTypes.bool,
+};
+
 TabScrollButton.defaultProps = {
   visible: true,
 };