wayland: Explicitly handle destroyed surfaces

src/main.rs

@@ -9,11 +9,7 @@ use smithay::{
 };
 
 use anyhow::{Context, Result};
-use std::{
-    ffi::OsString,
-    os::unix::prelude::AsRawFd,
-    sync::{atomic::Ordering, Arc},
-};
+use std::{ffi::OsString, os::unix::prelude::AsRawFd, sync::Arc};
 
 pub mod backend;
 pub mod config;
@@ -71,18 +67,6 @@ fn main() -> Result<()> {
         data.state.common.shell.refresh();
         state::Common::refresh_focus(&mut data.state);
 
-        // do we need to trigger another render
-        if data.state.common.dirty_flag.swap(false, Ordering::SeqCst) {
-            // TODO: Render workspace sessions
-            for output in data.state.common.shell.outputs() {
-                data.state.backend.schedule_render(
-                    &data.state.common.event_loop_handle,
-                    output,
-                    None,
-                )
-            }
-        }
-
         // send out events
         let _ = data.display.flush_clients();
     })?;