/** Creates a private recording binder. */
private RecordingBinder(RecordingBinder parent, PrivateElementsImpl privateElements) {
this.stage = parent.stage;
this.modules = Sets.newHashSet();
this.elements = privateElements.getElementsMutable();
this.source = parent.source;
this.sourceProvider = parent.sourceProvider;
this.parent = parent;
this.privateElements = privateElements;
}
