Add extra API calls for managed memory: hipMemAdvise, hipMemPrefetchAsync, hipMemRangeGetAttribute Change-Id: Ifb09744acdf7582d278453707373c89c30e3ed03
Change-Id: I75e24f15129973cee15fc9dac65d678bd2172074
* Add hipMallocManaged default functional support * Fix build error * Add dtest