Since the performance implications of the patch
"[Torque] Reduce code size by combining FixedArray/FixedDoubleArray paths"
are negligible, I'll extend the pattern to all the array builtins,
providing a savings of about 20% per builtin.

Bug: v8:7672
Change-Id: Ib9aace4da38369842154065f5b4bcfb3ce2355d7
Reviewed-on: https://chromium-review.googlesource.com/c/1488768
Commit-Queue: Michael Stanton <mvstanton@chromium.org>
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59944}