GitLab

Utility process might be forked from zygote process, set proper OOM
score adj in this case.

Move oom score constants to content/public/common/content_constants.h.

Bug: 1051360
Change-Id: Ia0750d5f7aafe10580acdcb5d88c717da131d569
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2051796Reviewed-by: John Abd-El-Malek <jam@chromium.org>
Commit-Queue: Kuo-Hsin Yang <vovoy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#741362}