Update clang-tools to ab/5852269
am: df4f766d57

Change-Id: I3126a2bcc2be73055a5b56462370b7567918894b
tree: 502b69aac75dfe2541881e31d1f84401a833de29
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml