Generate new gn json files and moz.build files for building libwebrtc in our tree

/!\ This is only supported on Linux and macOS. If you are on Windows, you can run the script under WSL.

1. mposed); return e.forget(); } } // namespace mozilla::dom us

` ./mach python build/gnprocessor.py dom/media/webrtc/thirdparty_build/gn-configs/webrtc.json `

1. mposed); return e.forget(); } } // namespace mozilla::dom us

Adding new configurations to the build

Edit the main function in the build/gn_processor.py file.