This site is for ChromeDriver internal development and usage within Chromium. For ChromeDriver users, see the ChromeDriver user site for downloads, documentation, and help.
Contributing to ChromeDriver
See chrome/test/chromedriver/README. Find a bug with Feature=WebDriver in chromium's issue tracker (see bug list) and submit a fix to one of the OWNERS. Your patch should contain unit tests. Make sure the appropriate test suites still pass.
Using ChromeDriver for testing Chromium