Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/3b48c72..4a81c96

Rolling v8/third_party/catapult: https://chromium.googlesource.com/external/github.com/catapult-project/catapult/+log/1c3f4b9..9300a23

TBR=machenbach@chromium.org,vogelheim@chromium.org,hablich@chromium.org

Change-Id: I47fa12dafc25c48be4f86c8d4324474be3019ec3
Reviewed-on: https://chromium-review.googlesource.com/492846Reviewed-by: v8 autoroll <v8-autoroll@chromium.org>
Commit-Queue: v8 autoroll <v8-autoroll@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45006}