Revert r296366 "[InlineFunction] add nonnull assumptions based on argument attributes"

It causes miscompiles e.g. during self-host of Clang (PR32082).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@296398 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed