Rolling v8/tools/clang to db76f9f1d1ed7f4c4db1bf10f530506614375db3

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

Review URL: https://codereview.chromium.org/1912413002

Cr-Commit-Position: refs/heads/master@{#35746}