Delete unused versions of clang

Change-Id: Id8dee16bdc9d4838ded7a2fbdcf019d989680433
7347 files changed
tree: 720c165066e5497ef12c1a2981a2730bae59e776
  1. clang-r353983e/
  2. clang-stable/
  3. llvm-binutils-stable/
  4. Android.bp
  5. OWNERS