[LVI] Sink a couple more cache manipulation routines into the cache itself [NFCI]

The only interesting bit here is the refactor of the handle callback and even that's pretty straight-forward.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@281267 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed