fix(platform_browser): fix disableDebugTools() (#12918)

Dzmitry Shylovich · chuckjaz · commit 7b67badc4372 · 2016-11-16T16:26:44.000-08:00
diff --git a/modules/@angular/platform-browser/src/browser/tools/tools.ts b/modules/@angular/platform-browser/src/browser/tools/tools.ts
@@ -37,5 +37,7 @@ export function enableDebugTools<T>(ref: ComponentRef<T>): ComponentRef<T> {
  * @experimental All debugging apis are currently experimental.
  */
 export function disableDebugTools(): void {
-  delete context.ng.profiler;
+  if (context.ng) {
+    delete context.ng.profiler;
+  }
 }

Original file line number	Diff line number	Diff line change
`@@ -37,5 +37,7 @@ export function enableDebugTools<T>(ref: ComponentRef<T>): ComponentRef<T> {`
`37`	`37`	`* @experimental All debugging apis are currently experimental.`
`38`	`38`	`*/`
`39`	`39`	`export function disableDebugTools(): void {`
`40`		`- delete context.ng.profiler;`
	`40`	`+ if (context.ng) {`
	`41`	`+ delete context.ng.profiler;`
	`42`	`+ }`
`41`	`43`	`}`