[PM] Use a more appropriate name for the statistics variable in
lower-expect, as we don't have 'if's in the IR and we use it for
switches as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@226997 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed