[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/Plugins/Process/Windows/Common/DebuggerThread.cpp b/lldb/source/Plugins/Process/Windows/Common/DebuggerThread.cpp
index 7361cae3ac7f..93227c552414 100644
--- a/lldb/source/Plugins/Process/Windows/Common/DebuggerThread.cpp
+++ b/lldb/source/Plugins/Process/Windows/Common/DebuggerThread.cpp
@@ -413,7 +413,7 @@ DebuggerThread::HandleExitProcessEvent(const EXIT_PROCESS_DEBUG_INFO &info,
   return DBG_CONTINUE;
 }
 
-static llvm::Optional<std::string> GetFileNameFromHandleFallback(HANDLE hFile) {
+static std::optional<std::string> GetFileNameFromHandleFallback(HANDLE hFile) {
   // Check that file is not empty as we cannot map a file with zero length.
   DWORD dwFileSizeHi = 0;
   DWORD dwFileSizeLo = ::GetFileSize(hFile, &dwFileSizeHi);
@@ -505,7 +505,7 @@ DebuggerThread::HandleLoadDllEvent(const LOAD_DLL_DEBUG_INFO &info,
       path += 4;
 
     on_load_dll(path);
-  } else if (llvm::Optional<std::string> path =
+  } else if (std::optional<std::string> path =
                  GetFileNameFromHandleFallback(info.hFile)) {
     on_load_dll(*path);
   } else {