extensions/references-view/src/navigation.ts/Navigation/constructor
class Navigation:	constructor(private readonly _view: vscode.TreeView<unknown>) {
		this._disposables.push(
			vscode.commands.registerCommand('references-view.next', () => this.next(false)),
			vscode.commands.registerCommand('references-view.prev', () => this.previous(false)),
		);
	}