message: Re-enable anonymous namespace in command_line.cc
diff: // TODO: implement ThreadPool type which monitors CPU usage / number of work items
  // per second completed and scales up/down number of running threads.
  -//namespace {
  +namespace {
  std::vector<std::string> kEmptyArgs;
  @@ -822,7 +822,7 @@ struct IndexManager {
  };
  -//} // namespace
  +} // namespace
  enum class FileParseQuery {
  NeedsParse,
  