5a882c7628
Fill the missing gaps by going over the action data until we find the corresponding FCurve in Layer < Slots > Channebags > FCurves. Channelbads have their `_path` function already, so we can piggyback on that, just adding the proper FCurve index to the mix. Part of #137407 Pull Request: https://projects.blender.org/blender/blender/pulls/137956