Update clang-tools to ab/5784477 am: 6d3e46afe2
am: 9f8c9b134c

Change-Id: I6b10d8d2f8c5ca3c518ddad1767f5182786014a0
tree: 5bead554b988f76020863fe727915d7261320281
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml