[Note: The Windows push has been halted, we've encountered an error w/ our installer that's prevent an update w/ Error 22. We are tracking the issue w/ bug 138658 and hope to update everyone soon.]
The Dev channel has been updated to 22.0.1215.0 for Windows, Mac, Linux and Chrome Frame. This build has an update version of V8 (22.214.171.124) along with the following changes in the svn log.
The Pepper Flash Player Plugin has been turned on by default on Mac OSX.
You can find out how to change to the Dev channel, or any channel, on chromium.org. If you find a new issue with this release, please shoot us a bug report.