From edffae31ddcadf71f640c84b8ab397b8e784d52f Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Fri, 31 Mar 2023 16:45:47 +1100
Subject: [PATCH] vulkan/wayland: provide a dummy registry global_remove
 function

Even if we don't care about any global objects being removed, wayland
will still error if globals are removed without a corresponding listener
set up for them.  e.g. wl_output hotplugging

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4316>
---
 .../gst/vulkan/wayland/gstvkdisplay_wayland.c      | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/wayland/gstvkdisplay_wayland.c b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/wayland/gstvkdisplay_wayland.c
index c5287c8a6f..bdc318e51f 100644
--- a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/wayland/gstvkdisplay_wayland.c
+++ b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/wayland/gstvkdisplay_wayland.c
@@ -58,8 +58,20 @@ registry_handle_global (void *data, struct wl_registry *registry,
   }
 }
 
+static void
+registry_handle_global_remove (void *data, struct wl_registry *registry,
+    uint32_t name)
+{
+  GstVulkanDisplayWayland *window_wayland = data;
+
+  /* TODO: deal with any registry objects that may be removed */
+  GST_TRACE_OBJECT (window_wayland, "wl_registry %p global_remove %"
+      G_GUINT32_FORMAT, registry, name);
+}
+
 static const struct wl_registry_listener registry_listener = {
-  registry_handle_global
+  registry_handle_global,
+  registry_handle_global_remove,
 };
 
 static void