[ManagedStatic] Avoid putting function pointers in template args.

This is super awkward, but GCC doesn't let us have template visible when
an argument is an inline function and -fvisibility-inlines-hidden is
used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304175 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed