message: Fix windows build broken by r297612
  I have got my boolean logic incorrect. Sorry about the spam.
diff: @@ -218,7 +218,7 @@ void FileSpec::ResolveUsername(llvm::SmallVectorImpl<char> &path) {
  size_t FileSpec::ResolvePartialUsername(llvm::StringRef partial_name,
  StringList &matches) {
  -#if !defined(LLVM_ON_WIN32) || !defined(__ANDROID__)
  +#if !defined(LLVM_ON_WIN32) && !defined(__ANDROID__)
  size_t extant_entries = matches.GetSize();
  setpwent();
  