Update clang-tools to ab/6172535

Test: treehugger
Change-Id: Id766d7c40b2b1d970a9855d830e388c71369ca25
5 files changed
tree: 51828eff344086a6865ff965ee49be54cc7ec0da
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml