Get rid of call to StringRef::substr that's never used.

Summary: substr doesn't modify the string, so this line has no effect.

Reviewers: majnemer

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D22540

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@276057 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed