Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/52f7afe..d16d922

Rolling v8/third_party/catapult: https://chromium.googlesource.com/external/github.com/catapult-project/catapult/+log/c69690a..b7b743b

Rolling v8/third_party/icu: https://chromium.googlesource.com/chromium/deps/icu/+log/73e2473..9cd2828

Rolling v8/tools/clang: https://chromium.googlesource.com/chromium/src/tools/clang/+log/7e13606..6b7c8d5

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

Review-Url: https://codereview.chromium.org/2569303003
Cr-Commit-Position: refs/heads/master@{#41685}