shader: Remove compiled_fs_uid from shader key

Recording the uid from the fragment shader seems unnecessary when we
already track most of the information through vars_info.

Signed-off-by: Italo Nicola <italonicola@collabora.com>
Reviewed-by: Gert Wollny <gert.wollny@collabora.com>

src/vrend_renderer.c

@@ -3479,7 +3479,6 @@ static inline void vrend_sync_shader_io(struct vrend_sub_context *sub_ctx,
       if (sub_ctx->shaders[PIPE_SHADER_FRAGMENT]) {
          struct vrend_shader *fs =
                sub_ctx->shaders[PIPE_SHADER_FRAGMENT]->current;
-         key->compiled_fs_uid = fs->uid;
          key->fs_info = &fs->var_sinfo.fs_info;
          next_type = PIPE_SHADER_FRAGMENT;
       }

src/vrend_shader.h

@@ -175,8 +175,6 @@ struct vrend_shader_key {
       } vs;
    };
 
-   uint32_t compiled_fs_uid;
-
    uint32_t sampler_views_lower_swizzle_mask;
    uint16_t tex_swizzle[PIPE_MAX_SHADER_SAMPLER_VIEWS];