bool improvements

Change-Id: Ic4572480d48e341c8fa611a3283efc351f530eb5
bool improvements

Change-Id: I00e7cdadc4e66fa9656c0a63f4ef18d3673b8e8a
bool improvements

Change-Id: I28697ffd7902321730435e15fcf3018c78a61c5f
bool improvements

Change-Id: I5237197595b1b892e7720de13fc835b64470505e
bool improvements

Change-Id: I2733b729fe516c0e857490369d493bb7d8fb7c77