src/vs/workbench/services/views/common/viewContainerModel.ts/ViewContainerModel/findAndIgnoreIfNotFound
class ViewContainerModel:	private findAndIgnoreIfNotFound(id: string): { index: number, visibleIndex: number, viewDescriptorItem: IViewDescriptorItem; } | undefined {
		for (let i = 0, visibleIndex = 0; i < this.viewDescriptorItems.length; i++) {
			const viewDescriptorItem = this.viewDescriptorItems[i];
			if (viewDescriptorItem.viewDescriptor.id === id) {
				return { index: i, visibleIndex, viewDescriptorItem: viewDescriptorItem };
			}
			if (this.isViewDescriptorVisible(viewDescriptorItem)) {
				visibleIndex++;
			}
		}
		return undefined;
	}