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/lld/Common/Strings.h b/linux-x64/clang/include/lld/Common/Strings.h
index efc9245..ded22dd 100644
--- a/linux-x64/clang/include/lld/Common/Strings.h
+++ b/linux-x64/clang/include/lld/Common/Strings.h
@@ -19,25 +19,25 @@
 namespace lld {
 // Returns a demangled C++ symbol name. If Name is not a mangled
 // name, it returns Optional::None.
-llvm::Optional<std::string> demangleItanium(llvm::StringRef Name);
-llvm::Optional<std::string> demangleMSVC(llvm::StringRef S);
+llvm::Optional<std::string> demangleItanium(llvm::StringRef name);
+llvm::Optional<std::string> demangleMSVC(llvm::StringRef s);
 
-std::vector<uint8_t> parseHex(llvm::StringRef S);
-bool isValidCIdentifier(llvm::StringRef S);
+std::vector<uint8_t> parseHex(llvm::StringRef s);
+bool isValidCIdentifier(llvm::StringRef s);
 
 // Write the contents of the a buffer to a file
-void saveBuffer(llvm::StringRef Buffer, const llvm::Twine &Path);
+void saveBuffer(llvm::StringRef buffer, const llvm::Twine &path);
 
 // This class represents multiple glob patterns.
 class StringMatcher {
 public:
   StringMatcher() = default;
-  explicit StringMatcher(llvm::ArrayRef<llvm::StringRef> Pat);
+  explicit StringMatcher(llvm::ArrayRef<llvm::StringRef> pat);
 
-  bool match(llvm::StringRef S) const;
+  bool match(llvm::StringRef s) const;
 
 private:
-  std::vector<llvm::GlobPattern> Patterns;
+  std::vector<llvm::GlobPattern> patterns;
 };
 
 } // namespace lld