src/vs/workbench/browser/parts/editor/tabsTitleControl.ts/TabsTitleControl/doLayoutBreadcrumbs
class TabsTitleControl:	private doLayoutBreadcrumbs(dimensions: ITitleControlDimensions): void {
		if (this.breadcrumbsControl && !this.breadcrumbsControl.isHidden()) {
			this.breadcrumbsControl.layout(new Dimension(dimensions.container.width, BreadcrumbsControl.HEIGHT));
		}
	}