Revert "LiveIntervalAnalysis: Support moving of subregister defs in handleMove"

This is broke a bot:

http://lab.llvm.org:8011/builders/clang-cmake-aarch64-quick/builds/4703/steps/test-suite/logs/test.log

Reverting while I investigate.

This reverts commit r260565.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@260586 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed