Factor out ObjectDumper.p.dumpBindingInner
Factor out ObjectDumper.p.dumpBindingInner

Refactor ObjectDumper.prototype.dumpBinding to pull out ObjectDumper.prototype.dumpBindingInner.

NeilFraser/CodeCity,NeilFraser/CodeCity,google/CodeCity,NeilFraser/CodeCity,NeilFraser/CodeCity,google/CodeCity,google/CodeCity,google/CodeCity