Chromium has an extensive set of command-line flags that change rapidly, so
it's not really practical to include documentation in the package.  This page
is kept relatively up to date with that information:

http://peter.sh/experiments/chromium-command-line-switches

The chromium-inspector package provides access to additional web developer
tools.  Up-to-date documentation is available at:

https://developer.chrome.com/devtools/index
