Merge "libbinder: test map += memunreachable_binder_test" am: e95ba3f7b9 am: 0d8752a295

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1653252

Change-Id: I900a391cdadf1c4c0992dd0c3e57e5246fd87bbf