Currently, we're limited to the type of Bake Data, without any control over the channels that get baked.
With this change, the user now has a fine degree of control as to which types of f-curve data will be written to the baked action (i.e., location, rotation, scale & b-bone channels).
Co-author @cmbasnett
Pull Request: https://projects.blender.org/blender/blender/pulls/111997