Add WB_PROTECTED to mutexes
mutex_mark is (basically) NULL, so we don't have any references to mark. This means we should safely be able to mark Mutex as WB_PROTECTED without changing anything else.
Add WB_PROTECTED to mutexes
mutex_mark is (basically) NULL, so we don't have any references to mark.
This means we should safely be able to mark Mutex as WB_PROTECTED
without changing anything else.