This should fix GC latency regressions introduced in 4c6598.

Bug: chromium:926189, chromium:930844, chromium:930693,chromium:931629
Change-Id: I81c91829badbeea82d6e44670d07794632869424
Reviewed-on: https://chromium-review.googlesource.com/c/1477216Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59668}