Prototypes no longer type as 'ctor'

class A
class B extends A
class C extends B

<<<
x = new C
x.__proto__			# 'ctor'
x.__proto__.__proto__		# 'ctor'
x.__proto__.__proto__.__proto__	# 'A'
>>>
x = new C
x.__proto__                     # 'C'
x.__proto__.__proto__           # 'B'
x.__proto__.__proto__.__proto__ # 'A'