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

This patch replaces (llvm::|)Optional< with std::optional<.  I'll post
a separate patch to clean up the "using" declarations, #include
"llvm/ADT/Optional.h", etc.

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/lldb/source/Commands/CommandObjectSource.cpp b/lldb/source/Commands/CommandObjectSource.cpp
index 2c84e6f..049b02b 100644
--- a/lldb/source/Commands/CommandObjectSource.cpp
+++ b/lldb/source/Commands/CommandObjectSource.cpp
@@ -722,8 +722,8 @@ public:
 
   Options *GetOptions() override { return &m_options; }
 
-  llvm::Optional<std::string> GetRepeatCommand(Args &current_command_args,
-                                               uint32_t index) override {
+  std::optional<std::string> GetRepeatCommand(Args &current_command_args,
+                                              uint32_t index) override {
     // This is kind of gross, but the command hasn't been parsed yet so we
     // can't look at the option values for this invocation...  I have to scan
     // the arguments directly.