[Truffle] Remove boolean dispatch node.
[Truffle] Remove the unused splatted parameter from the dispatch chain.
[Truffle] Tidy up of dispatch head node.
[Truffle] Remove the name entirely from the dispatch head node.
[Truffle] General tidy up of DispatchHeadNode.
[Truffle] Pull the never-execute node to top level.
[Truffle] Remove the never-execute node.
[Truffle] Tidy up DispatchNode.
[Truffle] Tidy up unresolved dispatch.
[Truffle] Tidy up generic dispatch.
[Truffle] Tidy up boolean dispatch node.
[Truffle] Tidy up cached boxed dispatch.
[Truffle] Tidy up cached boxed method missing dispatch node.
[Truffle] Tidy up cached boxed return method missing dispatch node.
[Truffle] Tidy up symbol dispatch.
[Truffle] Tidy up cached unboxed dispatch.
[Truffle] Final tidy up of dispatch nodes.