Revert "(HEAD -> master, origin/master, origin/HEAD) RegisterPressure: Move LiveInRegs/LiveOutRegs from RegisterPressure to PressureTracker"

This reverts commit r247943.

Accidental commit, code review was not finished yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247945 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed