Revert of [Password Manager] Convert |pending_login_managers_| to an array of scoped_refptr

ios/chrome/browser/passwords/password_controller.mm

 // Copyright 2012 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.
 
 #import "ios/chrome/browser/passwords/password_controller.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <map>
 #include <memory>
 #include <utility>
 #include <vector>
 
 #import "base/ios/weak_nsobject.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/ptr_util.h"
-#include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "components/autofill/core/common/password_form.h"
 #include "components/autofill/core/common/password_form_fill_data.h"
 #include "components/browser_sync/profile_sync_service.h"
 #include "components/infobars/core/infobar_manager.h"
 #include "components/password_manager/core/browser/password_bubble_experiment.h"
 #include "components/password_manager/core/browser/password_generation_manager.h"
@@ skipping 80 matching lines @@
 // Takes values from a JSON |dictionary| and populates the |form|.
 // The |pageLocation| is the URL of the current page.
 // Returns YES if the form was correctly populated, NO otherwise.
 - (BOOL)getPasswordForm:(autofill::PasswordForm*)form
          fromDictionary:(const base::DictionaryValue*)dictionary
                 pageURL:(const GURL&)pageLocation;
 
 // Displays infobar for |form| with |type|. If |type| is UPDATE, the user
 // is prompted to update the password. If |type| is SAVE, the user is prompted
 // to save the password.
-- (void)showInfoBarForForm:(scoped_refptr<PasswordFormManager>)form
+- (void)showInfoBarForForm:(std::unique_ptr<PasswordFormManager>)form
                infoBarType:(PasswordInfoBarType)type;
 
 @end
 
 namespace {
 
 // Constructs an array of FormSuggestions, each corresponding to a username/
 // password pair in |formFillData|, such that |prefix| is a prefix of the
 // username of each suggestion.
 NSArray* BuildSuggestions(const autofill::PasswordFormFillData& formFillData,
@@ skipping 503 matching lines @@
          completionHandler:^(BOOL success) {
            completion();
          }];
   } else {
     completion();
   }
 }
 
 #pragma mark - PasswordManagerClientDelegate
 
-- (void)showSavePasswordInfoBar:(scoped_refptr<PasswordFormManager>)formToSave {
+- (void)showSavePasswordInfoBar:
+    (std::unique_ptr<PasswordFormManager>)formToSave {
   [self showInfoBarForForm:std::move(formToSave)
                infoBarType:PasswordInfoBarType::SAVE];
 }
 
 - (void)showUpdatePasswordInfoBar:
-    (scoped_refptr<PasswordFormManager>)formToUpdate {
+    (std::unique_ptr<PasswordFormManager>)formToUpdate {
   [self showInfoBarForForm:std::move(formToUpdate)
                infoBarType:PasswordInfoBarType::UPDATE];
 }
 
 #pragma mark -
 #pragma mark WebPasswordFormData Adaptation
 
 - (BOOL)getPasswordForm:(autofill::PasswordForm*)form
          fromDictionary:(const base::DictionaryValue*)dictionary
                 pageURL:(const GURL&)pageLocation {
@@ skipping 182 matching lines @@
 - (PasswordManager*)passwordManager {
   return passwordManager_.get();
 }
 
 - (JsPasswordManager*)passwordJsManager {
   return passwordJsManager_;
 }
 
 #pragma mark - Private methods
 
-- (void)showInfoBarForForm:(scoped_refptr<PasswordFormManager>)form
+- (void)showInfoBarForForm:(std::unique_ptr<PasswordFormManager>)form
                infoBarType:(PasswordInfoBarType)type {
   if (!webStateObserverBridge_ || !webStateObserverBridge_->web_state())
     return;
 
   bool isSmartLockBrandingEnabled = false;
   if (self.browserState) {
     syncer::SyncService* sync_service =
         IOSChromeProfileSyncServiceFactory::GetForBrowserState(
             self.browserState);
     isSmartLockBrandingEnabled =
         password_bubble_experiment::IsSmartLockUser(sync_service);
   }
   infobars::InfoBarManager* infoBarManager =
       InfoBarManagerImpl::FromWebState(webStateObserverBridge_->web_state());
 
   switch (type) {
     case PasswordInfoBarType::SAVE:
       IOSChromeSavePasswordInfoBarDelegate::Create(
           isSmartLockBrandingEnabled, infoBarManager, std::move(form));
       break;
 
     case PasswordInfoBarType::UPDATE:
       IOSChromeUpdatePasswordInfoBarDelegate::Create(
           isSmartLockBrandingEnabled, infoBarManager, std::move(form));
       break;
   }
 }
 
 @end