Also apply some minor fixes and log tweaks to the default implementation.
Bug: b/36864490
Test: VTS
Change-Id: I16558d71c6cdee71854ecae9106b8a1c78032439
The new implementation does not rely on legacy HAL, it implements
HAL 1.1 directly instead.
This is not a full implementation yet, but passes all existing tests.
Bug: b/36864090
Test: VTS, instrumentalization, Unit
Change-Id: Ic8eddd19d0bf6777b4086d099183d71e05d7da0e