Update prebuilt Clang to r416183b from Android.

https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef

clang 12.0.5 (based on r416183b) from build 7284624.

Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/include/llvm/Object/Error.h b/linux-x64/clang/include/llvm/Object/Error.h
index b7bbf06..0774418 100644
--- a/linux-x64/clang/include/llvm/Object/Error.h
+++ b/linux-x64/clang/include/llvm/Object/Error.h
@@ -13,11 +13,13 @@
 #ifndef LLVM_OBJECT_ERROR_H
 #define LLVM_OBJECT_ERROR_H
 
-#include "llvm/ADT/Twine.h"
 #include "llvm/Support/Error.h"
 #include <system_error>
 
 namespace llvm {
+
+class Twine;
+
 namespace object {
 
 class Binary;
@@ -49,7 +51,7 @@
 /// Currently inherits from ECError for easy interoperability with
 /// std::error_code, but this will be removed in the future.
 class BinaryError : public ErrorInfo<BinaryError, ECError> {
-  virtual void anchor();
+  void anchor() override;
 public:
   static char ID;
   BinaryError() {
@@ -65,8 +67,8 @@
 class GenericBinaryError : public ErrorInfo<GenericBinaryError, BinaryError> {
 public:
   static char ID;
-  GenericBinaryError(Twine Msg);
-  GenericBinaryError(Twine Msg, object_error ECOverride);
+  GenericBinaryError(const Twine &Msg);
+  GenericBinaryError(const Twine &Msg, object_error ECOverride);
   const std::string &getMessage() const { return Msg; }
   void log(raw_ostream &OS) const override;
 private: