Firefox has non-null input region ID but no rects

[malcolmstill]

• Either no rects were ever added
• Or there is a bug

foxwhalectl output:

➜  foxwhale git:(malcolm/maximise-unmaximise) ✗ bin/foxwhalectl
window[0]:
	wl_surface_id: 10
	x: 0
	y: 0
	width: 0
	height: 0
window[1]:
	wl_surface_id: 12
	x: 0
	y: 0
	width: 24
	height: 24
window[2]:
	wl_surface_id: 25
	x: 0
	y: 0
	width: 692
	height: 532
	input_region_id: 57
		rect[13]:
			x: 16
			y: 13
			width: 660
			height: 500
			op: Add
window[3]:
	wl_surface_id: 10
	x: 0
	y: 0
	width: 0
	height: 0
window[4]:
	wl_surface_id: 12
	x: 0
	y: 0
	width: 0
	height: 0
window[5]:
	wl_surface_id: 26
	x: 0
	y: 0
	width: 0
	height: 0
window[6]:
	wl_surface_id: 27
	x: 0
	y: 0
	width: 0
	height: 0
window[7]:
	wl_surface_id: 28
	x: 26
	y: 23
	width: 640
	height: 480
	input_region_id: 39
window[8]:
	wl_surface_id: 42
	x: 0
	y: 0
	width: 0
	height: 0
window[9]:
	wl_surface_id: 54
	x: 0
	y: 0
	width: 0
	height: 0
window[10]:
	wl_surface_id: 53
	x: 0
	y: 0
	width: 0
	height: 0
window[11]:
	wl_surface_id: 10
	x: 0
	y: 0
	width: 0
	height: 0
window[12]:
	wl_surface_id: 12
	x: 0
	y: 0
	width: 0
	height: 0
window[13]:
	wl_surface_id: 55
	x: 0
	y: 0
	width: 0
	height: 0
window[14]:
	wl_surface_id: 10
	x: 0
	y: 0
	width: 0
	height: 0
window[15]:
	wl_surface_id: 12
	x: 0
	y: 0
	width: 0
	height: 0