overloaded (and simpler).
Sean rightly pointed out in code review that we've started using
"wrapper pass" as a specific part of the old pass manager, and in fact
it is more applicable there. Here, we really have a pass *template* to
build a repeated pass, so call it that.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@277689 91177308-0d34-0410-b5e6-96231b3b80d8