fix(tree): fix nested node is not working (#10635)

Author: tinayuangao

src/lib/tree/node.ts

@@ -101,4 +101,15 @@ export class MatNestedTreeNode<T> extends _MatNestedTreeNodeMixinBase<T>
 
     this.tabIndex = Number(tabIndex) || 0;
   }
+
+  // This is a workaround for https://github.com/angular/angular/issues/23091
+  // In aot mode, the lifecycle hooks from parent class are not called.
+  // TODO(tinayuangao): Remove when the angular issue #23091 is fixed
+  ngAfterContentInit() {
+    super.ngAfterContentInit();
+  }
+
+  ngOnDestroy() {
+    super.ngOnDestroy();
+  }
 }