Revert "Revert "Switch Android from TLS_SLOT_TSAN(8) to TLS_SLOT_SANITIZER(6)""

This reapplies commit r348984.

Change-Id: I06aa7bbde6af0c9fd0cc3f46e33159be887ee8c6
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@350449 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed