message: feat(forms): Add an unused symbol `AnyForUntypedForms`.
  This symbol will support the typed forms migration in google3. The docs will be updated once the migration begins.
  Pertains to
  PR Close
diff: @@ -47,4 +47,20 @@ export {AbstractControl, AbstractControlOptions, FormArray, FormControl, FormCon
  export {NG_ASYNC_VALIDATORS, NG_VALIDATORS, Validators} from './validators';
  export {VERSION} from './version';
  +/**
  + * `AnyForUntypedForms` is an alias for `any` used as part of the typed forms
  + * migration.
  + *
  + * `AnyForUntypedForms` was inserted into your code automatically as part of a migration. To
  + * continue opting out of strong types, simply replace it with `any`. To opt-in to typed forms,
  + * remove
  + * `<AnyForUntypedForms>` from your call site.
  + *
  + * This symbol is currently unused. Please do not use it. These docs will be updated when this
  + * symbol is in use.
  + *
  + * @publicApi
  + */
  +export type AnyForUntypedForms = any;
  +
  export * from './form_providers';
  