Use the 32bit mmap mask in bionic

Change-Id: I8ce7d9d4e0c5df5ce9a9644c5118ea8383165719
Remove old crud

This hasn't been used in over a year

Change-Id: I8aba92f5c195c3e48753e6e17642e9743257516d
Ditch QCOM flags, use the stable HALs

Change-Id: Ia01933bb24ed12f028199240d918b927fb2b76ee