Update prebuilt Clang to match Android kernel.

Bug: 132428451
Change-Id: I8f6e2cb23f381fc0c02ddea99b867e58e925e5be
diff --git a/linux-x64/clang/include/llvm/Object/COFF.h b/linux-x64/clang/include/llvm/Object/COFF.h
index e39a9b2..c22a482 100644
--- a/linux-x64/clang/include/llvm/Object/COFF.h
+++ b/linux-x64/clang/include/llvm/Object/COFF.h
@@ -1,9 +1,8 @@
 //===- COFF.h - COFF 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
 //
 //===----------------------------------------------------------------------===//
 //
@@ -971,6 +970,9 @@
       return nullptr;
     return reinterpret_cast<const dos_header *>(base());
   }
+  std::error_code getCOFFHeader(const coff_file_header *&Res) const;
+  std::error_code
+  getCOFFBigObjHeader(const coff_bigobj_file_header *&Res) const;
   std::error_code getPE32Header(const pe32_header *&Res) const;
   std::error_code getPE32PlusHeader(const pe32plus_header *&Res) const;
   std::error_code getDataDirectory(uint32_t index,
@@ -1019,6 +1021,8 @@
 
   ArrayRef<uint8_t> getSymbolAuxData(COFFSymbolRef Symbol) const;
 
+  uint32_t getSymbolIndex(COFFSymbolRef Symbol) const;
+
   size_t getSymbolTableEntrySize() const {
     if (COFFHeader)
       return sizeof(coff_symbol16);
@@ -1062,6 +1066,8 @@
   bool isRelocatableObject() const override;
   bool is64() const { return PE32PlusHeader; }
 
+  StringRef mapDebugSectionName(StringRef Name) const override;
+
   static bool classof(const Binary *v) { return v->isCOFF(); }
 };