meson: always set GLX_USE_TLS

This can be applied to all GLX implementations, and in autotools this is
guarded only by the --enable-glx-tls flag. Since this is on by default
in autotools, and is strictly better than being off, the meson build
doesn't even have a toggle for it.

Signed-off-by: Dylan Baker <dylanx.c.baker@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
1 file changed