I used the Feisy install live CD and my screen is now working. The resolution is 1400x1050 instead of 1680x1050 for my MacBook pro 17".
You can close the bug. -- VESA driver does not work on MacBook Pro: image distorted, slanted https://launchpad.net/bugs/69763 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs