Revert "Add an end-to-end testcase for address sanitizer."

This reverts commit r299731.

It's causing failures on a bot because of missing compiler-rt:
http://green.lab.llvm.org/green/job/clang-stage2-cmake-RgSan_check

llvm-svn: 300459
GitOrigin-RevId: 0f36aacc4697841cdaee8fdb6abfa97ccfda665e
1 file changed