Revert "[DebugInfo] Fix bug in LiveDebugVariables."

This reverts commit 8f548ff2a1819e1bc051e8218584f1a3d2cf178a.

buildbot failure in LLVM on clang-ppc64be-linux
http://lab.llvm.org:8011/builders/clang-ppc64le-linux/builds/19765

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@341290 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed