### Godot version

2992ffd25523cb8b3e0ef1b873c40115b8940178

### System information

Windows 10

### Issue description

Godot crashes randomly within a few seconds after project start when moving with the mouse.

![win_err](https://github.com/godotengine/godot/assets/52464204/1da28596-d95b-40f3-b32f-12219ec02c5d)

Started after recent merge of https://github.com/godotengine/godot/pull/67791.
I can confirm that reverting the pr fixes the crashes.

### Steps to reproduce

see desc

### Minimal reproduction project

N/A
ERR_FAIL_COND(window_id == DisplayServer::INVALID_WINDOW_ID);
	mode = (Mode)DisplayServer::get_singleton()->window_get_mode(window_id);
	for (int i = 0; i < FLAG_MAX; i++) {
		flags[i] = DisplayServer::get_singleton()->window_get_flag(DisplayServer::WindowFlags(i), window_id);
	}
}
void Window::_clear_window() {