This is the final part of a CL series that establishes
MakeRef/TryMakeRef as the bottleneck for Ref construction. We do this by
converting direct constructor uses to (Try)MakeRef calls, and then
marking the ctor as protected.

Bug: v8:7790
Change-Id: I41bfa226d48cbdfee53b434ec52004eb6507e67a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2874166
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Auto-Submit: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Santiago Aboy Solanes <solanes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#74372}