src/vs/workbench/contrib/notebook/browser/view/cellPart.ts/CellPartsCollection/scheduleRenderCell
class CellPartsCollection:	scheduleRenderCell(element: ICellViewModel): void {
		// prepare model
		for (const part of this.contentParts) {
			part.prepareRenderCell(element);
		}

		for (const part of this.overlayParts) {
			part.prepareRenderCell(element);
		}

		// render content parts
		for (const part of this.contentParts) {
			part.renderCell(element);
		}

		this._scheduledOverlayRendering.value = DOM.modify(() => {
			for (const part of this.overlayParts) {
				part.renderCell(element);
			}
		});
	}