tree 5aa2ce6fe3196ec3779cd95699a5ea8a220a50c2
parent ae36fadb7f137cd7f53dccb58d1a73fc46ccc26b
author Thomas Hellstrom <thellstrom-at-vmware-dot-com> 1237373544 +0100
committer Thomas Hellstrom <thellstrom-at-vmware-dot-com> 1237373920 +0100

xlib st: Fix makeCurrent.

Flush if we change context.
Also reinstate the old optimization of doing nothing if
nothing changes.

Signed-off-by: Thomas Hellstrom <thellstrom-at-vmware-dot-com>