Use the telemetry collector to append an additional telemetry property for launch request.

package.json

@@ -24,7 +24,7 @@
   ],
   "license": "SEE LICENSE IN LICENSE.txt",
   "dependencies": {
-    "vscode-chrome-debug-core": "^3.23.10",
+    "vscode-chrome-debug-core": "^3.23.11",
     "vscode-debugadapter": "^1.28.0-pre.2",
     "vscode-nls": "^3.2.1"
   },

src/chromeDebugAdapter.ts

@@ -6,7 +6,7 @@ import * as os from 'os';
 import * as fs from 'fs';
 import * as path from 'path';
 
-import {ChromeDebugAdapter as CoreDebugAdapter, logger, utils as coreUtils, ISourceMapPathOverrides, ChromeDebugSession, telemetry } from 'vscode-chrome-debug-core';
+import {ChromeDebugAdapter as CoreDebugAdapter, logger, utils as coreUtils, ISourceMapPathOverrides, ChromeDebugSession, telemetry, ITelemetryPropertyCollector } from 'vscode-chrome-debug-core';
 import { spawn, ChildProcess, fork, execSync } from 'child_process';
 import { Crdp } from 'vscode-chrome-debug-core';
 import { DebugProtocol } from 'vscode-debugprotocol';
@@ -48,13 +48,16 @@ export class ChromeDebugAdapter extends CoreDebugAdapter {
         return capabilities;
     }
 
-    public launch(args: ILaunchRequestArgs): Promise<void> {
+    public launch(args: ILaunchRequestArgs, telemetryPropertyCollector: ITelemetryPropertyCollector, seq?: number): Promise<void> {
         if (args.breakOnLoad && !args.breakOnLoadStrategy) {
             args.breakOnLoadStrategy = 'instrument';
         }
 
-        return super.launch(args).then(async () => {
+        return super.launch(args, telemetryPropertyCollector).then(async () => {
             let runtimeExecutable: string;
+            if (args.shouldLaunchChromeUnelevated !== undefined) {
+                telemetryPropertyCollector.addTelemetryProperty('shouldLaunchChromeUnelevated', args.shouldLaunchChromeUnelevated.toString());
+            }
             if (args.runtimeExecutable) {
                 const re = findExecutable(args.runtimeExecutable);
                 if (!re) {

test/chromeDebugAdapter.test.ts

@@ -3,7 +3,7 @@
  *--------------------------------------------------------*/
 
 import { DebugProtocol } from 'vscode-debugprotocol';
-import { chromeConnection, ISourceMapPathOverrides } from 'vscode-chrome-debug-core';
+import { chromeConnection, ISourceMapPathOverrides, telemetry } from 'vscode-chrome-debug-core';
 
 import * as mockery from 'mockery';
 import { EventEmitter } from 'events';
@@ -121,7 +121,8 @@ suite('ChromeDebugAdapter', () => {
                 .setup(x => x.evaluate(It.isAny()))
                 .returns(() => Promise.resolve<any>({ result: { type: 'string', value: '123' }}));
 
-            return chromeDebugAdapter.launch({ file: 'c:\\path with space\\index.html', runtimeArgs: ['abc', 'def'] })
+            return chromeDebugAdapter.launch({ file: 'c:\\path with space\\index.html', runtimeArgs: ['abc', 'def'] },
+                                             new telemetry.TelemetryPropertyCollector())
                 .then(() => assert(spawnCalled));
         });
     });