Avoid passing a closure to workspace::register_project_item

Co-Authored-By: Max Brunsfeld <max@zed.dev>

crates/editor/src/editor.rs

@@ -340,9 +340,7 @@ pub fn init(cx: &mut MutableAppContext) {
     cx.add_async_action(Editor::confirm_rename);
     cx.add_async_action(Editor::find_all_references);
 
-    workspace::register_project_item(cx, |project, buffer, cx| {
-        Editor::for_buffer(buffer, Some(project), cx)
-    });
+    workspace::register_project_item::<Editor>(cx);
 }
 
 trait SelectionExt {