Removes unnecessary OnInit

src/app/navbar/navbar.component.ts

@@ -16,7 +16,7 @@ interface NavItem {
   templateUrl: './navbar.component.html',
   styleUrls: ['./navbar.component.scss']
 })
-export class NavbarComponent implements OnInit {
+export class NavbarComponent {
   navLinks: NavItem[];
   user: User;
   isSignedIn = isSignedIn;
@@ -28,9 +28,6 @@ export class NavbarComponent implements OnInit {
     this._loadUser();
   }
 
-  ngOnInit() {
-  }
-
   isLinkActive(path: string) {
     return path === this.router.url;
   }