Fixed actual errors with page

packages/material-ui/src/Toolbar/Toolbar.js

@@ -53,7 +53,7 @@ Toolbar.propTypes = {
    */
   className: PropTypes.string,
   /**
-   * If `true`, condenses toolbar. Intended for desktop or denser layouts
+   * If `true`, condenses toolbar. Useful for desktop or denser layouts.
    */
   dense: PropTypes.bool,
   /**

pages/api/toolbar.md

@@ -17,8 +17,8 @@ title: Toolbar API
 |:-----|:-----|:--------|:------------|
 | <span class="prop-name">children</span> | <span class="prop-type">node |   | Toolbar children, usually a mixture of `IconButton`, `Button` and `Typography`. |
 | <span class="prop-name">classes</span> | <span class="prop-type">object |   | Override or extend the styles applied to the component. See [CSS API](#css-api) below for more details. |
-| <span class="prop-name">disableGutters</span> | <span class="prop-type">bool | <span class="prop-default">false</span> | If `true`, disables gutter padding. |
 | <span class="prop-name">dense</span> | <span class="prop-type">bool | <span class="prop-default">false</span> | If `true`, condenses toolbar. Useful for desktop or denser layouts. |
+| <span class="prop-name">disableGutters</span> | <span class="prop-type">bool | <span class="prop-default">false</span> | If `true`, disables gutter padding. |
 
 Any other properties supplied will be spread to the root element (native element).
 
@@ -28,6 +28,7 @@ You can override all the class names injected by Material-UI thanks to the `clas
 This property accepts the following keys:
 - `root`
 - `gutters`
+- `dense`
 
 Have a look at [overriding with classes](/customization/overrides#overriding-with-classes) section
 and the [implementation of the component](https://github.com/mui-org/material-ui/tree/master/packages/material-ui/src/Toolbar/Toolbar.js)