1) Don't allow multiple threads sharing current context, even if they are mutex protected. 2) Remove all XLockDisplay(), XUnLockDisplay() calls, as they were only workarounds for xcb. Signed-off-by: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
Signed-off-by: Thomas Hellstrom <thellstrom-at-vmware-dot-com>