[clang] Use std::optional instead of llvm::Optional (NFC)

This patch replaces (llvm::|)Optional< with std::optional<.  I'll post
a separate patch to remove #include "llvm/ADT/Optional.h".

This is part of an effort to migrate from llvm::Optional to
std::optional:

https://discourse.llvm.org/t/deprecating-llvm-optional-x-hasvalue-getvalue-getvalueor/63716

1 files changed, 2 insertions, 2 deletions

diff --git a/clang/unittests/Tooling/RefactoringTest.cpp b/clang/unittests/Tooling/RefactoringTest.cpp
index 2f3bd22..77d410f 100644
--- a/clang/unittests/Tooling/RefactoringTest.cpp
+++ b/clang/unittests/Tooling/RefactoringTest.cpp
@@ -105,8 +105,8 @@ TEST_F(ReplacementTest, ReturnsInvalidPath) {
 // error code, expected new replacement, and expected existing replacement.
 static bool checkReplacementError(llvm::Error &&Error,
                                   replacement_error ExpectedErr,
-                                  llvm::Optional<Replacement> ExpectedExisting,
-                                  llvm::Optional<Replacement> ExpectedNew) {
+                                  std::optional<Replacement> ExpectedExisting,
+                                  std::optional<Replacement> ExpectedNew) {
   if (!Error) {
     llvm::errs() << "Error is a success.";
     return false;