diff --git a/packages/forms/src/directives/ng_form_selector_warning.ts b/packages/forms/src/directives/ng_form_selector_warning.ts
deleted file mode 100644
index 7124a8f143..0000000000
--- a/packages/forms/src/directives/ng_form_selector_warning.ts
+++ /dev/null
@@ -1,40 +0,0 @@
-/**
- * @license
- * Copyright Google Inc. All Rights Reserved.
- *
- * Use of this source code is governed by an MIT-style license that can be
- * found in the LICENSE file at https://angular.io/license
- */
-
-import {Directive, Inject, InjectionToken, Optional} from '@angular/core';
-import {TemplateDrivenErrors} from './template_driven_errors';
-
-/**
- * Token to provide to turn off the warning when using 'ngForm' deprecated selector.
- */
-export const NG_FORM_SELECTOR_WARNING = new InjectionToken('NgFormSelectorWarning');
-
-/**
- * This directive is solely used to display warnings when the deprecated `ngForm` selector is used.
- *
- * @deprecated in Angular v6 and will be removed in Angular v9.
- * @ngModule FormsModule
- */
-@Directive({selector: 'ngForm'})
-export class NgFormSelectorWarning {
-  /**
-   * Static property used to track whether the deprecation warning for this selector has been sent.
-   * Used to support warning config of "once".
-   *
-   * @internal
-   */
-  static _ngFormWarning = false;
-
-  constructor(@Optional() @Inject(NG_FORM_SELECTOR_WARNING) ngFormWarning: string|null) {
-    if (((!ngFormWarning || ngFormWarning === 'once') && !NgFormSelectorWarning._ngFormWarning) ||
-        ngFormWarning === 'always') {
-      TemplateDrivenErrors.ngFormWarning();
-      NgFormSelectorWarning._ngFormWarning = true;
-    }
-  }
-}