src/vs/workbench/contrib/extensions/browser/extensionsViewlet.ts/ExtensionsViewPaneContainer/layout
class ExtensionsViewPaneContainer:	override layout(dimension: Dimension): void {
		if (this.root) {
			this.root.classList.toggle('narrow', dimension.width <= 250);
			this.root.classList.toggle('mini', dimension.width <= 200);
		}
		if (this.searchBox) {
			this.searchBox.layout(new Dimension(dimension.width - 34 - /*padding*/8, 20));
		}
		super.layout(new Dimension(dimension.width, dimension.height - 41));
	}