Mathias Agopian becc91d6b0 Fix an issue where Surface::lock() would never update the output region
this bug was introduced recently. in some situations Surface::lock()
is not able to preserve the content of the back buffer and needs
to tell the caller to redraw everything.

Bug: 5186460
Change-Id: I14e03939ddfc1b7ad2a8b99ad79435314c60e78e
2011-08-23 21:18:36 -07:00
..
2011-07-15 17:45:50 -07:00