use performance.mark to get entry to timeline (microsoft#101271)

Benjamin Pasero · web-flow · commit 63c38b167ff5 · 2020-06-30T10:44:23.000+02:00
diff --git a/src/vs/code/electron-browser/workbench/workbench.js b/src/vs/code/electron-browser/workbench/workbench.js
@@ -55,6 +55,7 @@ bootstrapWindow.load([
 ],
 	function (workbench, configuration) {
 		perf.mark('didLoadWorkbenchMain');
+		performance.mark('workbench-start');
 
 		return process['lazyEnv'].then(function () {
 			perf.mark('main/startup');
diff --git a/src/vs/workbench/browser/workbench.ts b/src/vs/workbench/browser/workbench.ts
@@ -414,6 +414,10 @@ export class Workbench extends Layout {
 
 			// Telemetry: startup metrics
 			mark('didStartWorkbench');
+
+			// Perf reporting (devtools)
+			performance.mark('workbench-end');
+			performance.measure('perf: workbench create & restore', 'workbench-start', 'workbench-end');
 		}
 	}
 }

Original file line number	Diff line number	Diff line change
`@@ -414,6 +414,10 @@ export class Workbench extends Layout {`
`414`	`414`
`415`	`415`	`// Telemetry: startup metrics`
`416`	`416`	`mark('didStartWorkbench');`
	`417`	`+`
	`418`	`+ // Perf reporting (devtools)`
	`419`	`+ performance.mark('workbench-end');`
	`420`	`+ performance.measure('perf: workbench create & restore', 'workbench-start', 'workbench-end');`
`417`	`421`	`}`
`418`	`422`	`}`
`419`	`423`	`}`