PII is removed from data filename, so we can keep it as non CustomerContent

src/vs/platform/telemetry/browser/errorTelemetry.ts

@@ -143,17 +143,16 @@ export default class ErrorTelemetry {
 
 	private _flushBuffer(): void {
 		for (let error of this._buffer) {
-			delete error.count;
-			delete error.filename;
-
 			/* __GDPR__
 			"UnhandledError" : {
+					"filename" : { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth" },
 					"message" : { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth" },
 					"name": { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth" },
 					"stack": { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth" },
 					"id": { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth" },
 					"line": { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth", "isMeasurement": true },
-					"column": { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth", "isMeasurement": true }
+					"column": { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth", "isMeasurement": true },
+					"count": { "classification": "CallstackOrException", "purpose": "PerformanceAndHealth", "isMeasurement": true }
 				}
 			*/
 			// __GDPR__TODO__ what's the complete set of properties?