Double gBn/sConstructorMap

The new getBn/sConstructorMap() functions ensure that the
map is initialized before usage. For ABI compatibility (to prebuilt
HAL definition libs), the old global map is kept and checked as well.

Test: boots
Bug: 69122224
Change-Id: I32b1a612f8e841d1e7dca5335230a3dc7d589da5
4 files changed