src/vs/workbench/services/views/browser/viewDescriptorService.ts/ViewDescriptorService/deregisterGroupedViews
class ViewDescriptorService:	private deregisterGroupedViews(groupedViews: Map<string, { cachedContainerInfo?: ICachedViewContainerInfo; views: IViewDescriptor[] }>): void {
		// Register views that have already been registered to their correct view containers
		for (const viewContainerId of groupedViews.keys()) {
			const viewContainer = this.viewContainersRegistry.get(viewContainerId);

			// The container has not been registered yet
			if (!viewContainer || !this.viewContainerModels.has(viewContainer)) {
				continue;
			}

			this.removeViews(viewContainer, groupedViews.get(viewContainerId)!.views);
		}
	}