delete gBn/sConstructorMap am: e29b2ad215 am: cd1676c13a am: d697be2541 am: a92b21ea55 am: 0a274c4b46

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/1875942

Change-Id: I213c176ed0fe120f1b6ab598215653815f9e258b