src/vs/workbench/contrib/debug/browser/callStackView.ts/StackFramesRenderer/renderTemplate
class StackFramesRenderer:	renderTemplate(container: HTMLElement): IStackFrameTemplateData {
		const stackFrame = dom.append(container, $('.stack-frame'));
		const labelDiv = dom.append(stackFrame, $('span.label.expression'));
		const file = dom.append(stackFrame, $('.file'));
		const fileName = dom.append(file, $('span.file-name'));
		const wrapper = dom.append(file, $('span.line-number-wrapper'));
		const lineNumber = dom.append(wrapper, $('span.line-number.monaco-count-badge'));
		const label = new HighlightedLabel(labelDiv);

		const templateDisposable = new DisposableStore();
		const actionBar = templateDisposable.add(new ActionBar(stackFrame));

		return { file, fileName, label, lineNumber, stackFrame, actionBar, templateDisposable };
	}