Fix a typo in a function name

Declaration and definition have slightly different names with a typo in the
declaration, which leads to a link error.
See the following bug report for more details: https://bugs.llvm.org/show_bug.cgi?id=39523



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@345960 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed