perf editor - 💄 workbench contrib display (microsoft#204335)

Author: bpasero

src/vs/workbench/contrib/performance/browser/perfviewEditor.ts

@@ -192,6 +192,8 @@ class PerfModelContentProvider implements ITextModelContentProvider {
 	private _addSummaryTable(md: MarkdownBuilder, stats?: LoaderStats): void {
 
 		const metrics = this._timerService.startupMetrics;
+		const contribTimings = Registry.as<IWorkbenchContributionsRegistry>(WorkbenchExtensions.Workbench).timings;
+
 		const table: Array<Array<string | number | undefined>> = [];
 		table.push(['start => app.isReady', metrics.timers.ellapsedAppReady, '[main]', `initial startup: ${metrics.initialStartup}`]);
 		table.push(['nls:start => nls:end', metrics.timers.ellapsedNlsGeneration, '[main]', `initial startup: ${metrics.initialStartup}`]);
@@ -213,7 +215,7 @@ class PerfModelContentProvider implements ITextModelContentProvider {
 		table.push(['restore viewlet', metrics.timers.ellapsedViewletRestore, '[renderer]', metrics.viewletId]);
 		table.push(['restore panel', metrics.timers.ellapsedPanelRestore, '[renderer]', metrics.panelId]);
 		table.push(['restore & resolve visible editors', metrics.timers.ellapsedEditorRestore, '[renderer]', `${metrics.editorIds.length}: ${metrics.editorIds.join(', ')}`]);
-		table.push(['create workbench contributions', metrics.timers.ellapsedWorkbenchContributions, '[renderer]']);
+		table.push(['create workbench contributions', metrics.timers.ellapsedWorkbenchContributions, '[renderer]', `${(contribTimings.get(LifecyclePhase.Starting)?.length ?? 0) + (contribTimings.get(LifecyclePhase.Starting)?.length ?? 0)} blocking startup`]);
 		table.push(['overall workbench load', metrics.timers.ellapsedWorkbench, '[renderer]', undefined]);
 		table.push(['workbench ready', metrics.ellapsed, '[main->renderer]', undefined]);
 		table.push(['renderer ready', metrics.timers.ellapsedRenderer, '[renderer]', undefined]);