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

components/password_manager/content/browser/credential_manager_impl.cc

 // 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.
 
 #include "components/password_manager/content/browser/credential_manager_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
@@ skipping 65 matching lines @@
   std::unique_ptr<autofill::PasswordForm> form(
       CreatePasswordFormFromCredentialInfo(credential, origin));
 
   std::unique_ptr<autofill::PasswordForm> observed_form =
       CreateObservedPasswordFormFromOrigin(origin);
   // Create a custom form fetcher without HTTP->HTTPS migration, as well as
   // without fetching of suppressed HTTPS credentials on HTTP origins as the API
   // is only available on HTTPS origins.
   auto form_fetcher = base::MakeUnique<FormFetcherImpl>(
       PasswordStore::FormDigest(*observed_form), client_, false, false);
-  form_manager_ = base::MakeUnique<CredentialManagerPasswordFormManager>(
+  form_manager_ = base::MakeRefCounted<CredentialManagerPasswordFormManager>(
       client_, GetDriver(), *observed_form, std::move(form), this, nullptr,
       std::move(form_fetcher));
 }
 
 void CredentialManagerImpl::OnProvisionalSaveComplete() {
   DCHECK(form_manager_);
   DCHECK(client_->IsSavingAndFillingEnabledForCurrentPage());
   const autofill::PasswordForm& form = form_manager_->pending_credentials();
 
   if (form_manager_->IsPendingCredentialsPublicSuffixMatch()) {
@@ skipping 182 matching lines @@
 PasswordStore::FormDigest CredentialManagerImpl::GetSynthesizedFormForOrigin()
     const {
   PasswordStore::FormDigest digest = {
       autofill::PasswordForm::SCHEME_HTML, std::string(),
       web_contents()->GetLastCommittedURL().GetOrigin()};
   digest.signon_realm = digest.origin.spec();
   return digest;
 }
 
 }  // namespace password_manager