message: Add contributing.md
  Cr-Commit-Position: refs/heads/main@{#35303}
diff: @@ -184,10 +184,13 @@ To find the branch corresponding to a Chrome release check the
  ## Contributing Patches
  -Please see [Contributing Fixes][webrtc-contributing] for information on how to run
  +Please see [Contributing Fixes][contributing] for information on how to run
  `git cl upload`, getting your patch reviewed, and getting it submitted. You can also
  find info on how to run trybots and applying for try rights.
  +[contributing]: https://webrtc.googlesource.com/src/+/refs/heads/main/docs/native-code/development/contributing.md
  +
  +
  ## Chromium Committers
  Many WebRTC committers are also Chromium committers. To make sure to use the
  @@ -277,7 +280,6 @@ Target name `turnserver`. Used for unit tests.
  [webrtc-ios-development]: https://webrtc.googlesource.com/src/+/main/docs/native-code/ios/index.md
  [chromium-work-branches]: https://www.chromium.org/developers/how-tos/get-the-code/working-with-branches
  [chromium-work-release-branches]: https://www.chromium.org/developers/how-tos/get-the-code/working-with-release-branches
  -[webrtc-contributing]: https://webrtc.org/support/contributing/
  [depot-tools]: http://commondatastorage.googleapis.com/chrome-infra-docs/flat/depot_tools/docs/html/depot_tools_tutorial.html#_setting_up
  [rfc-5389]: https://tools.ietf.org/html/rfc5389
  [rfc-5766]: https://tools.ietf.org/html/rfc5766
  