Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/11a223f..4e4ff82

Rolling v8/third_party/catapult: https://chromium.googlesource.com/external/github.com/catapult-project/catapul/+log/3950931..2dd86f1

Rolling v8/tools/clang: https://chromium.googlesource.com/chromium/src/tools/clan/+log/4d70bef..f81598c

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

Review-Url: https://codereview.chromium.org/2539733003
Cr-Commit-Position: refs/heads/master@{#41373}