NDK Release 12 Beta 1
Remove stale clang prebuilts for 3.8 and clang-2658975.

RenderScript has been rebased, and no longer needs the old 3.8/ tree to
build its components.

Change-Id: I8505314eada84b132d625ab4309c397bbc9f58fc
260 files changed
tree: cadfb643786baf11e84950951ebecff9cfd26987
  1. clang-2629532/
  2. clang-2690385/