The Dev channel has been updated to 23.0.1271.1 for  Windows, Mac, Linux, and Chrome Frame platforms

All
  • Updated WebKit - 537.11
  • Fixed simultaneous audio playback is broken (Issue: 150003)
  • Fixed bug with Web Intents and non-sticky defaults (Issue: 148740)
  • Audio may drop out under certain play / pause cycles. (Issue: 150702) 
More details about additional changes are available in the svn log of all revision.

You can find out about getting on the Dev channel here: http://dev.chromium.org/getting-involved/dev-channel.

If you find new issues, please let us know by filing a bug at http://code.google.com/p/chromium/issues/entry

Karen Grunberg
Google Chrome