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/Utility/StreamString.h b/linux-x64/clang/include/lldb/Utility/StreamString.h
new file mode 100644
index 0000000..581e102
--- /dev/null
+++ b/linux-x64/clang/include/lldb/Utility/StreamString.h
@@ -0,0 +1,54 @@
+//===-- StreamString.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 liblldb_StreamString_h_
+#define liblldb_StreamString_h_
+
+#include "lldb/Utility/Stream.h"
+#include "lldb/lldb-enumerations.h"
+#include "llvm/ADT/StringRef.h"
+
+#include <string>
+
+#include <stddef.h>
+#include <stdint.h>
+
+namespace lldb_private {
+
+class StreamString : public Stream {
+public:
+  StreamString();
+
+  StreamString(uint32_t flags, uint32_t addr_size, lldb::ByteOrder byte_order);
+
+  ~StreamString() override;
+
+  void Flush() override;
+
+  void Clear();
+
+  bool Empty() const;
+
+  size_t GetSize() const;
+
+  size_t GetSizeOfLastLine() const;
+
+  llvm::StringRef GetString() const;
+
+  const char *GetData() const { return m_packet.c_str(); }
+
+  void FillLastLineToColumn(uint32_t column, char fill_char);
+
+protected:
+  std::string m_packet;
+  size_t WriteImpl(const void *s, size_t length) override;
+};
+
+} // namespace lldb_private
+
+#endif // liblldb_StreamString_h_