[llvm] Rename StringRef _lower() method calls to _insensitive()

This is a mechanical change. This actually also renames the
similarly named methods in the SmallString class, however these
methods don't seem to be used outside of the llvm subproject, so
this doesn't break building of the rest of the monorepo.

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Support/StringExtras.cpp b/llvm/lib/Support/StringExtras.cpp
index c206bd2..8abf9f7 100644
--- a/llvm/lib/Support/StringExtras.cpp
+++ b/llvm/lib/Support/StringExtras.cpp
@@ -25,7 +25,7 @@ StringRef::size_type llvm::StrInStrNoCase(StringRef s1, StringRef s2) {
   if (N > M)
     return StringRef::npos;
   for (size_t i = 0, e = M - N + 1; i != e; ++i)
-    if (s1.substr(i, N).equals_lower(s2))
+    if (s1.substr(i, N).equals_insensitive(s2))
       return i;
   return StringRef::npos;
 }