matrix: Make matrix const in weston_matrix_transform
This function doesn't need to change the matrix, so we might as well enforce that.
Signed-off-by: Derek Foreman derek.foreman@collabora.com
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
This function doesn't need to change the matrix, so we might as well enforce that.
Signed-off-by: Derek Foreman derek.foreman@collabora.com