This CL is the final one for the access-builder.cc's changes. There are
still Tagged loads and stores (e.g in wasm) which will be tackled on
following CLs.

Cq-Include-Trybots: luci.v8.try:v8_linux64_pointer_compression_rel_ng
Cq-Include-Trybots: luci.v8.try:v8_linux64_arm64_pointer_compression_rel_ng
Bug: v8:8977, v8:7703
Change-Id: I2667eaacbada0846fe5f128bb17a1a305862c64d
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1590077
Commit-Queue: Santiago Aboy Solanes <solanes@chromium.org>
Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61272}