@Override
  protected @Nullable GlobalSearchScope getFallbackAllScope(@NotNull GlobalSearchScope scope, @NotNull Project project) {
    if (scope instanceof DebuggerGlobalSearchScope) {
      return ((DebuggerGlobalSearchScope)scope).fallbackAllScope();
    }
    GlobalSearchScope allScope = GlobalSearchScope.allScope(project);
    return !allScope.equals(scope) ? allScope : null;
  }
@Override
  protected @Nullable GlobalSearchScope getFallbackAllScope(@NotNull GlobalSearchScope scope, @NotNull Project project)