src/vs/workbench/contrib/debug/browser/callStackView.ts/ShowMoreRenderer/renderElement
class ShowMoreRenderer:	renderElement(element: ITreeNode<IStackFrame[], FuzzyScore>, index: number, data: ILabelTemplateData): void {
		const stackFrames = element.element;
		if (stackFrames.every(sf => !!(sf.source && sf.source.origin && sf.source.origin === stackFrames[0].source.origin))) {
			data.label.textContent = localize('showMoreAndOrigin', "Show {0} More: {1}", stackFrames.length, stackFrames[0].source.origin);
		} else {
			data.label.textContent = localize('showMoreStackFrames', "Show {0} More Stack Frames", stackFrames.length);
		}
	}