* src/toolbox/list.c (list_create): Use Mutex instead of a Java lock.

* src/toolbox/list.c (list_create): Use Mutex instead of a Java lock.
(list_free): Delete the mutex.
(list_lock, list_unlock): Use Mutex functions.
* src/toolbox/list.h (list_t): Use Mutex instead of java_object_t.
* src/vm/jit/patcher-common.c (patcher_handler): Use
list_lock/list_unlock.