Update prebuilt Clang to match Android kernel.

Bug: 132428451
Change-Id: I8f6e2cb23f381fc0c02ddea99b867e58e925e5be
diff --git a/linux-x64/clang/include/llvm/Analysis/MemoryLocation.h b/linux-x64/clang/include/llvm/Analysis/MemoryLocation.h
index 509efa2..7c26353 100644
--- a/linux-x64/clang/include/llvm/Analysis/MemoryLocation.h
+++ b/linux-x64/clang/include/llvm/Analysis/MemoryLocation.h
@@ -1,9 +1,8 @@
 //===- MemoryLocation.h - Memory location descriptions ----------*- 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
 //
 //===----------------------------------------------------------------------===//
 /// \file
@@ -16,9 +15,9 @@
 #ifndef LLVM_ANALYSIS_MEMORYLOCATION_H
 #define LLVM_ANALYSIS_MEMORYLOCATION_H
 
-#include "llvm/ADT/Optional.h"
 #include "llvm/ADT/DenseMapInfo.h"
-#include "llvm/IR/CallSite.h"
+#include "llvm/ADT/Optional.h"
+#include "llvm/IR/Instructions.h"
 #include "llvm/IR/Metadata.h"
 
 namespace llvm {
@@ -135,6 +134,9 @@
     return (Value & ImpreciseBit) == 0;
   }
 
+  // Convenience method to check if this LocationSize's value is 0.
+  bool isZero() const { return hasValue() && getValue() == 0; }
+
   bool operator==(const LocationSize &Other) const {
     return Value == Other.Value;
   }
@@ -231,15 +233,15 @@
   static MemoryLocation getForDest(const AnyMemIntrinsic *MI);
 
   /// Return a location representing a particular argument of a call.
-  static MemoryLocation getForArgument(ImmutableCallSite CS, unsigned ArgIdx,
+  static MemoryLocation getForArgument(const CallBase *Call, unsigned ArgIdx,
                                        const TargetLibraryInfo *TLI);
-  static MemoryLocation getForArgument(ImmutableCallSite CS, unsigned ArgIdx,
+  static MemoryLocation getForArgument(const CallBase *Call, unsigned ArgIdx,
                                        const TargetLibraryInfo &TLI) {
-    return getForArgument(CS, ArgIdx, &TLI);
+    return getForArgument(Call, ArgIdx, &TLI);
   }
 
   explicit MemoryLocation(const Value *Ptr = nullptr,
-                          LocationSize Size = UnknownSize,
+                          LocationSize Size = LocationSize::unknown(),
                           const AAMDNodes &AATags = AAMDNodes())
       : Ptr(Ptr), Size(Size), AATags(AATags) {}