Cross Reference: /external/libcxx/test/thread/thread.mutex/thread.lock.algorithm

`Name`	`Date`	`Size`
Up to higher level directory
`Android.mk`	23-Apr-2015	`1K`
`lock.pass.cpp`	23-Apr-2015	`8.9K`
`try_lock.pass.cpp`	23-Apr-2015	`9.8K`