message: [DWARF] Guess the path style
  Try to guess the FileSpec path style before defaulting to native.
diff: @@ -198,18 +198,22 @@ ParseSupportFilesFromPrologue(const lldb::ModuleSP &module,
  continue;
  }
  + auto maybe_path_style = FileSpec::GuessPathStyle(original_file);
  + FileSpec::Style style =
  + maybe_path_style ? *maybe_path_style : FileSpec::Style::native;
  +
  std::string remapped_file;
  if (!prologue.getFileNameByIndex(
  idx, compile_dir,
  llvm::DILineInfoSpecifier::FileLineInfoKind::AbsoluteFilePath,
  remapped_file)) {
  // Always add an entry so the indexes remain correct.
  - support_files.EmplaceBack(original_file, FileSpec::Style::native);
  + support_files.EmplaceBack(original_file, style);
  continue;
  }
  module->RemapSourceFile(llvm::StringRef(original_file), remapped_file);
  - support_files.EmplaceBack(remapped_file, FileSpec::Style::native);
  + support_files.EmplaceBack(remapped_file, style);
  }
  return support_files;
  