buffer: remove renderer param from wlr_resource_get_buffer_size

The only reason we had this was because of EGL_WL_bind_wayland_display
support, which has been dropped.

include/wlr/types/wlr_buffer.h

@@ -151,7 +151,7 @@ bool wlr_resource_is_buffer(struct wl_resource *resource);
  * Get the size of a wl_buffer resource.
  */
 bool wlr_resource_get_buffer_size(struct wl_resource *resource,
-	struct wlr_renderer *renderer, int *width, int *height);
+	int *width, int *height);
 /**
  * Import a client buffer and lock it.
  *

types/wlr_buffer.c

@@ -105,7 +105,7 @@ bool wlr_resource_is_buffer(struct wl_resource *resource) {
 }
 
 bool wlr_resource_get_buffer_size(struct wl_resource *resource,
-		struct wlr_renderer *renderer, int *width, int *height) {
+		int *width, int *height) {
 	assert(wlr_resource_is_buffer(resource));
 
 	struct wl_shm_buffer *shm_buf = wl_shm_buffer_get(resource);

types/wlr_surface.c

@@ -172,7 +172,7 @@ static void surface_state_finalize(struct wlr_surface *surface,
 	if ((state->committed & WLR_SURFACE_STATE_BUFFER)) {
 		if (state->buffer_resource != NULL) {
 			wlr_resource_get_buffer_size(state->buffer_resource,
-				surface->renderer, &state->buffer_width, &state->buffer_height);
+				&state->buffer_width, &state->buffer_height);
 		} else {
 			state->buffer_width = state->buffer_height = 0;
 		}