--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lldb/source/Host/common/NativeThreadProtocol.cpp	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,19 @@
+//===-- NativeThreadProtocol.cpp ------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Host/common/NativeThreadProtocol.h"
+
+#include "lldb/Host/common/NativeProcessProtocol.h"
+#include "lldb/Host/common/NativeRegisterContext.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+NativeThreadProtocol::NativeThreadProtocol(NativeProcessProtocol &process,
+                                           lldb::tid_t tid)
+    : m_process(process), m_tid(tid) {}