gecko-dev/remote/server

These files provide functionality for serving and responding to HTTP
requests, and handling WebSocket connections.  For this we rely on
httpd.js and the chrome-only WebSocket.createServerWebSocket function.

Generally speaking, this is all held together with a piece of string.
It is a known problem that we do not have a high-quality HTTPD
implementation in central, and we’d like to move away from using
any of this code.