Revert "Revert "[audiopolicy][enginebase] Fix schema verification""

This reverts commit a98bfa5b27ead22c145a5335b2634f649960610e.

Bug: 148588565
Test: playb music and check volume
Change-Id: I3a2b25552fcc59268a74d07416a6d706bd1d3d10
10 files changed