The GLSL shader backend hardcodes the sampler uniforms at program link
time, it can't handle a change in the mapping between draws with the
same shader program.
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>