https://github.com/bitcoin/bitcoin/commit/0ad474ee276cd1bfa4e7064d5e9d099844bca207#diff-ef76fd6674f07db88c3422fdbf0bcf9fR55

I don't understand the benefit of removing the rpc from the bitcoind? Wouldn't that make the bitcoind require another bitcoin-qt instance to control? What is the reason? Is this just for more of a move to border router type functional?