The Dev channel has been updated to 19.0.1049.3 for Windows, Mac, Linux and Chrome Frame.  This build contains following stability and bug fixes:

All
Mac
  • Worked around lockups of mid-2010 MacBook Pros (dual NVIDIA/Intel GPUs) running 10.7. Please stress test Flash, WebGL and other GPU accelerated content on such machines and file bugs referencing Issue 113703 if issue persists.
Full details about what changes are in this build are available in the SVN revision log. Interested in switching release channels?  Find out how.  If you find a new issue, please let us know by filing a bug.

Dharani Govindan
Google Chrome