Rolling v8/tools/clang to 1e45fb0482b997a87bff1d5edfeac5b2c5458943

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

Review URL: https://codereview.chromium.org/1796443002

Cr-Commit-Position: refs/heads/master@{#34735}