src/vs/workbench/browser/parts/panel/panelPart.ts/BasePanelPart/onTitleAreaUpdate
class BasePanelPart:	protected override onTitleAreaUpdate(compositeId: string): void {
		super.onTitleAreaUpdate(compositeId);

		// If title actions change, relayout the composite bar
		this.layoutCompositeBar();
	}