This extension implements a subset of ARB_clear_texture (i.e. only the features that are not available in OpenGL ES have been dropped). v2: Move call declarations from function to offsets (Emil) v3: Update llvmpipe and softpipe expectations Signed-off-by: Gert Wollny <gert.wollny@collabora.com> Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10325>