Fix holopad calls keeping off-camera turfs static even after you leave the call. (#91547)

code/game/machinery/computer/camera_advanced.dm

@@ -124,8 +124,6 @@
 
 	for(var/datum/action/actions_removed as anything in actions)
 		actions_removed.Remove(user)
-	for(var/datum/camerachunk/camerachunks_gone as anything in eyeobj.visibleCameraChunks)
-		camerachunks_gone.remove(eyeobj)
 
 	eyeobj.assign_user(null)
 	current_user = null

code/modules/mob/eye/camera/camera.dm

@@ -22,11 +22,15 @@
 	GLOB.camera_eyes += src
 
 /mob/eye/camera/Destroy()
-	for(var/datum/camerachunk/chunk in visibleCameraChunks)
-		chunk.remove(src)
+	clear_camera_chunks()
 	GLOB.camera_eyes -= src
 	return ..()
 
+/// Clears us from any visible camera chunks.
+/mob/eye/camera/proc/clear_camera_chunks()
+	for(var/datum/camerachunk/chunk in visibleCameraChunks)
+		chunk.remove(src)
+
 /**
  * Getter proc for getting the current user's client.
  *

code/modules/mob/eye/camera/remote.dm

@@ -60,6 +60,7 @@
 		var/client/old_user_client = GetViewerClient()
 		if(user_image && old_user_client)
 			old_user_client.images -= user_image
+		clear_camera_chunks()
 
 	user_ref = WEAKREF(new_user) //The user_ref can still be null!