Fix potential overflow in MessageQueue am: e22d925e42
am: 2e1e6c2239

Change-Id: I862a8fe18577fe90e0443c822f363ee004bddd43
tree: 6f78e5b6ebb45d828d78059748a45c71e5f47014
  1. benchmarks/
  2. include/
  3. tests/
  4. Android.bp
  5. EventFlag.cpp