This CL changes the eager tier-up for global replaces slightly to include a
previously unaccounted for path by moving the logic into the caller so that
it includes this path as well.

Change-Id: Ifc265ddb1183b8bb3ea75ca5d6c83d66e55e2837
Bug: v8:9566
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1829276
Commit-Queue: Ana Pesko <anapesko@google.com>
Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64042}