1 files changed, 3 insertions, 3 deletions
diff --git a/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCTrampolineHandler.h b/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCTrampolineHandler.h
index 42d3461ddfa5..c0d1944a7f2f 100644
--- a/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCTrampolineHandler.h
+++ b/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCTrampolineHandler.h
@@ -13,12 +13,12 @@
 // C Includes
 // C++ Includes
 #include <map>
+#include <mutex>
 #include <vector>
 
 // Other libraries and framework includes
 // Project includes
 #include "lldb/lldb-public.h"
-#include "lldb/Host/Mutex.h"
 #include "lldb/Expression/UtilityFunction.h"
 
 namespace lldb_private
@@ -65,7 +65,6 @@ public:
 
 private:
     static const char *g_lookup_implementation_function_name;
-    static const char *g_lookup_implementation_function_code;
     static const char *g_lookup_implementation_with_stret_function_code;
     static const char *g_lookup_implementation_no_stret_function_code;
 
@@ -195,8 +194,9 @@ private:
     MsgsendMap m_msgSend_map;
     lldb::ProcessWP m_process_wp;
     lldb::ModuleSP m_objc_module_sp;
+    const char *m_lookup_implementation_function_code;
     std::unique_ptr<UtilityFunction> m_impl_code;
-    Mutex m_impl_function_mutex;
+    std::mutex m_impl_function_mutex;
     lldb::addr_t m_impl_fn_addr;
     lldb::addr_t m_impl_stret_fn_addr;
     lldb::addr_t m_msg_forward_addr;