Use an osl::Mutex directly

Change-Id: Ia0a0dfae4390ad8cd74520396ecfbd6ac03a5d6f
Use an osl::Mutex directly

Change-Id: I7131abdc2202f80f0e9600d04633bbd6078700bf
Use an osl::Mutex directly

Change-Id: I4db0fa34e00364e38ae015d079fee551be7319b3
Use an osl::Mutex directly

Change-Id: I5dc6e56bcbec5055da629d4dfda608f266191ef9
Use an osl::Mutex directly

Change-Id: I2e2a7c380ca593ad957c3b0085d01971c843f172