Performance and stability improvements on all platforms.

TBR=v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com

Change-Id: I15b07b40385058492365a9c224ed9b8dd120491e
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1654983
Reviewed-by: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/7.7.60@{#1}
Cr-Branched-From: 8e0ef9b9a028a959f521c7615a7cb53365e451ad-refs/heads/master@{#62130}