| # Chromium docs | 
 |  | 
 | This directory contains chromium project documentation in [Markdown]. | 
 | It is automatically | 
 | [rendered by Gitiles](https://chromium.googlesource.com/chromium/src/+/master/docs/). | 
 |  | 
 | ## Style guide | 
 |  | 
 | Markdown documents must follow the [style guide]. | 
 |  | 
 | ## Previewing changes | 
 |  | 
 | You can preview your local changes using [md_browser]: | 
 |  | 
 | ```bash | 
 | # in chromium checkout | 
 | python tools/md_browser/md_browser.py | 
 | ``` | 
 |  | 
 | To review someone else's changes, apply them locally first: | 
 |  | 
 | ```bash | 
 | # in chromium checkout | 
 | git cl patch <CL number or URL> | 
 | python tools/md_browser/md_browser.py | 
 | ``` | 
 |  | 
 | [Markdown]: https://gerrit.googlesource.com/gitiles/+/master/Documentation/markdown.md | 
 | [style guide]: https://github.com/google/styleguide/tree/gh-pages/docguide | 
 | [md_browser]: ../tools/md_browser/ |