Update prebuilt Clang to match Android kernel.

Bug: 132428451
Change-Id: I8f6e2cb23f381fc0c02ddea99b867e58e925e5be
diff --git a/linux-x64/clang/include/llvm/Object/MachO.h b/linux-x64/clang/include/llvm/Object/MachO.h
index 159c176..79ec8bb 100644
--- a/linux-x64/clang/include/llvm/Object/MachO.h
+++ b/linux-x64/clang/include/llvm/Object/MachO.h
@@ -1,9 +1,8 @@
 //===- MachO.h - MachO object file implementation ---------------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// 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
 //
 //===----------------------------------------------------------------------===//
 //
@@ -356,7 +355,7 @@
   basic_symbol_iterator symbol_end() const override;
 
   // MachO specific.
-  basic_symbol_iterator getSymbolByIndex(unsigned Index) const;
+  symbol_iterator getSymbolByIndex(unsigned Index) const;
   uint64_t getSymbolIndex(DataRefImpl Symb) const;
 
   section_iterator section_begin() const override;
@@ -616,6 +615,9 @@
     case MachO::PLATFORM_TVOS: return "tvos";
     case MachO::PLATFORM_WATCHOS: return "watchos";
     case MachO::PLATFORM_BRIDGEOS: return "bridgeos";
+    case MachO::PLATFORM_IOSSIMULATOR: return "iossimulator";
+    case MachO::PLATFORM_TVOSSIMULATOR: return "tvossimulator";
+    case MachO::PLATFORM_WATCHOSSIMULATOR: return "watchossimulator";
     default:
       std::string ret;
       raw_string_ostream ss(ret);