foo.cc

PlatformPaintWorkletInput(
  Vector<std::pair<CSSPropertyID, String>> native_values)
  : native_values_(std::move(native_values)) {
    
    for (auto& pair : native_values_) {
      String& s = pair.second;
      if (!s.IsSafeToSendToAnotherThread())
        s = s.IsolatedCopy();
    }
}