Rolling v8/third_party/android_tools to 4238a28593b7e6178c95431f91ca8c24e45fa7eb

Rolling v8/tools/clang to 1c7f9147c834d78b36787f31ecfc5c47f3c98da8

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/1293873004

Cr-Commit-Position: refs/heads/master@{#30261}