Strengthen the rules when the Credential Manager API is disabled.

components/password_manager/content/browser/credential_manager_impl.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_CONTENT_CREDENTIAL_MANAGER_IMPL_H_
 #define COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_CONTENT_CREDENTIAL_MANAGER_IMPL_H_
 
 #include <memory>
 
 #include "base/callback.h"
@@ skipping 79 matching lines @@
                            const std::vector<GURL>& federations,
                            const std::vector<std::string>& android_realms);
 
   // Schedules a CredentialManagerPendingRequireUserMediationTask after the
   // AffiliationMatchHelper grabs a list of realms related to the current
   // web origin.
   void ScheduleRequireMediationTask(
       const RequireUserMediationCallback& callback,
       const std::vector<std::string>& android_realms);
 
-  // Returns true iff it's OK to update credentials in the password store.
-  bool IsUpdatingCredentialAllowed() const;
-
   PasswordManagerClient* client_;
   std::unique_ptr<CredentialManagerPasswordFormManager> form_manager_;
 
   // Set to false to disable automatic signing in.
   BooleanPrefMember auto_signin_enabled_;
 
   // When 'OnRequestCredential' is called, it in turn calls out to the
   // PasswordStore; we push enough data into Pending*Task objects so that
   // they can properly respond to the request once the PasswordStore gives
   // us data.
   std::unique_ptr<CredentialManagerPendingRequestTask> pending_request_;
   std::unique_ptr<CredentialManagerPendingRequireUserMediationTask>
       pending_require_user_mediation_;
 
   mojo::BindingSet<mojom::CredentialManager> bindings_;
 
   base::WeakPtrFactory<CredentialManagerImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CredentialManagerImpl);
 };
 
 }  // namespace password_manager
 
 #endif  // COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_CONTENT_CREDENTIAL_MANAGER_IMPL_H_