Eliminate unnecessary forward declarations from components/password_manager

components/password_manager/core/browser/password_manager_client.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_CORE_BROWSER_PASSWORD_MANAGER_CLIENT_H_
 #define COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_MANAGER_CLIENT_H_
 
 #include "base/metrics/field_trial.h"
 #include "components/autofill/core/common/password_form.h"
 #include "components/password_manager/core/browser/password_store.h"
 
 class PrefService;
 
 namespace password_manager {
 
-struct CredentialInfo;
 class PasswordFormManager;
 class PasswordManagerDriver;
 class PasswordStore;
 
 enum CustomPassphraseState {
   WITHOUT_CUSTOM_PASSPHRASE,
   ONLY_CUSTOM_PASSPHRASE
 };
 
 // An abstraction of operations that depend on the embedders (e.g. Chrome)
@@ skipping 93 matching lines @@
   virtual PasswordStore::AuthorizationPromptPolicy GetAuthorizationPromptPolicy(
       const autofill::PasswordForm& form);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PasswordManagerClient);
 };
 
 }  // namespace password_manager
 
 #endif  // COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_MANAGER_CLIENT_H_