[ConstantRange] Delete unused getSetSize

getSetSize returns an APInt that is 1 bit wider. The APInt is typically 65-bit and requires memory allocation. isSizeStrictlySmallerThan and isSizeLargerThan are preferred. The last use of this helper method was removed by rL302385.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@358347 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed