src/vs/workbench/contrib/notebook/browser/notebookEditorWidgetContextKeys.ts/NotebookEditorContextKeys/dispose
class NotebookEditorContextKeys:	dispose(): void {
		this._disposables.dispose();
		this._viewModelDisposables.dispose();
		this._notebookKernelCount.reset();
		this._interruptibleKernel.reset();
		this._someCellRunning.reset();
		this._viewType.reset();
		dispose(this._cellStateListeners);
		this._cellStateListeners.length = 0;
		dispose(this._cellOutputsListeners);
		this._cellOutputsListeners.length = 0;
	}