Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/3dada45..02f71fd

Rolling v8/third_party/catapult: https://chromium.googlesource.com/external/github.com/catapult-project/catapult/+log/c3f2575..986b4e8

Rolling v8/tools/clang: https://chromium.googlesource.com/chromium/src/tools/clang/+log/0b3a445..960cc3e

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

Review-Url: https://codereview.chromium.org/2661143002
Cr-Commit-Position: refs/heads/master@{#42803}