static void HeaderMapImplRemoveInline(benchmark::State& state) {
  const LowerCaseString key("connection");
  const std::string value("01234567890123456789");
  HeaderMapImpl headers;
  addDummyHeaders(headers, state.range(0));
  for (auto _ : state) {
    headers.addReference(key, value);
    headers.remove(key);
  }
  benchmark::DoNotOptimize(headers.size());
}
static void HeaderMapImplRemoveInline(benchmark::State& state) {
  const LowerCaseString key("connection");
  const std::string value("01234567890123456789");
  HeaderMapImpl headers;
  addDummyHeaders(headers, state.range(0));
  for (auto _ : state) {
    headers.addReference(key, value);
    headers.remove(key);
  }
  benchmark::DoNotOptimize(headers.size());
}