Remove unused clang-3625443 prebuilts.

Test: Builds correctly.
Change-Id: Iade6c92b5294a752538b8cb1da6ffd0d65c19ac8
178 files changed
tree: 42d1da56d3fab07aaf8bb31176d3a635a403ebe0
  1. clang-2812033/
  2. clang-3289846/
  3. clang-3362437/
  4. clang-3688880/