Update prebuilt Clang to r365631c1 from Android.

The version we had was segfaulting.

Bug: 132420445
Change-Id: Icb45a6fe0b4e2166f7895e669df1157cec9fb4e0
diff --git a/linux-x64/clang/include/llvm/Object/ArchiveWriter.h b/linux-x64/clang/include/llvm/Object/ArchiveWriter.h
index 4e796eb..9e6daf2 100644
--- a/linux-x64/clang/include/llvm/Object/ArchiveWriter.h
+++ b/linux-x64/clang/include/llvm/Object/ArchiveWriter.h
@@ -26,7 +26,6 @@
   sys::TimePoint<std::chrono::seconds> ModTime;
   unsigned UID = 0, GID = 0, Perms = 0644;
 
-  bool IsNew = false;
   NewArchiveMember() = default;
   NewArchiveMember(MemoryBufferRef BufRef);
 
@@ -37,6 +36,8 @@
                                             bool Deterministic);
 };
 
+Expected<std::string> computeArchiveRelativePath(StringRef From, StringRef To);
+
 Error writeArchive(StringRef ArcName, ArrayRef<NewArchiveMember> NewMembers,
                    bool WriteSymtab, object::Archive::Kind Kind,
                    bool Deterministic, bool Thin,