To update, this basic issue is affecting multiple apps: gedit, document viewer, and even nautilus, so it would appear to be an issue with Gnome. I haven't had a chance yet to check bugs/issues there, but wanted to update this report while I did so.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gedit in Ubuntu. https://bugs.launchpad.net/bugs/772758 Title: Gedit "white screens" on maximize -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs