Update prebuilt Clang to r365631c1 from Android.

The version we had was segfaulting.

Bug: 132420445
Change-Id: Icb45a6fe0b4e2166f7895e669df1157cec9fb4e0
diff --git a/linux-x64/clang/include/lldb/Host/HostNativeThreadBase.h b/linux-x64/clang/include/lldb/Host/HostNativeThreadBase.h
new file mode 100644
index 0000000..a196f0b
--- /dev/null
+++ b/linux-x64/clang/include/lldb/Host/HostNativeThreadBase.h
@@ -0,0 +1,52 @@
+//===-- HostNativeThreadBase.h ----------------------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef lldb_Host_HostNativeThreadBase_h_
+#define lldb_Host_HostNativeThreadBase_h_
+
+#include "lldb/Utility/Status.h"
+#include "lldb/lldb-defines.h"
+#include "lldb/lldb-types.h"
+
+namespace lldb_private {
+
+#if defined(_WIN32)
+#define THREAD_ROUTINE __stdcall
+#else
+#define THREAD_ROUTINE
+#endif
+
+class HostNativeThreadBase {
+  friend class ThreadLauncher;
+  DISALLOW_COPY_AND_ASSIGN(HostNativeThreadBase);
+
+public:
+  HostNativeThreadBase();
+  explicit HostNativeThreadBase(lldb::thread_t thread);
+  virtual ~HostNativeThreadBase() {}
+
+  virtual Status Join(lldb::thread_result_t *result) = 0;
+  virtual Status Cancel() = 0;
+  virtual bool IsJoinable() const;
+  virtual void Reset();
+  virtual bool EqualsThread(lldb::thread_t thread) const;
+  lldb::thread_t Release();
+
+  lldb::thread_t GetSystemHandle() const;
+  lldb::thread_result_t GetResult() const;
+
+protected:
+  static lldb::thread_result_t THREAD_ROUTINE
+  ThreadCreateTrampoline(lldb::thread_arg_t arg);
+
+  lldb::thread_t m_thread;
+  lldb::thread_result_t m_result;
+};
+}
+
+#endif