src/vs/workbench/browser/parts/panel/panelPart.ts/BasePanelPart/getViewContainer
class BasePanelPart:	private getViewContainer(id: string): ViewContainer | undefined {
		const viewContainer = this.viewDescriptorService.getViewContainerById(id);
		return viewContainer && this.viewDescriptorService.getViewContainerLocation(viewContainer) === this.viewContainerLocation ? viewContainer : undefined;
	}