Rolling v8/tools/clang to 1f65dc9f9e1879a25d79a8bc46a12265532e4a0f

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

Review URL: https://codereview.chromium.org/1368903002

Cr-Commit-Position: refs/heads/master@{#30924}