Update prebuilt Clang to match Android kernel.

Bug: 132428451
Change-Id: I8f6e2cb23f381fc0c02ddea99b867e58e925e5be
diff --git a/linux-x64/clang/include/llvm/MC/MCSymbolMachO.h b/linux-x64/clang/include/llvm/MC/MCSymbolMachO.h
index 6125c20..8f9ff56 100644
--- a/linux-x64/clang/include/llvm/MC/MCSymbolMachO.h
+++ b/linux-x64/clang/include/llvm/MC/MCSymbolMachO.h
@@ -1,9 +1,8 @@
 //===- MCSymbolMachO.h -  ---------------------------------------*- 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
 //
 //===----------------------------------------------------------------------===//
 #ifndef LLVM_MC_MCSYMBOLMACHO_H
@@ -35,6 +34,7 @@
     SF_WeakDefinition                       = 0x0080,
     SF_SymbolResolver                       = 0x0100,
     SF_AltEntry                             = 0x0200,
+    SF_Cold                                 = 0x0400,
 
     // Common alignment
     SF_CommonAlignmentMask                  = 0xF0FF,
@@ -98,6 +98,10 @@
     return getFlags() & SF_AltEntry;
   }
 
+  void setCold() const { modifyFlags(SF_Cold, SF_Cold); }
+
+  bool isCold() const { return getFlags() & SF_Cold; }
+
   void setDesc(unsigned Value) const {
     assert(Value == (Value & SF_DescFlagsMask) &&
            "Invalid .desc value!");