Convert Pass()→std::move() for iOS build.

ios/chrome/browser/passwords/credential_manager.mm

 // Copyright 2015 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/credential_manager.h"
 
+#include <utility>
+
 #include "base/ios/ios_util.h"
 #import "base/ios/weak_nsobject.h"
 #include "base/mac/bind_objc_block.h"
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/sys_string_conversions.h"
 #include "components/password_manager/core/browser/password_store_consumer.h"
 #include "components/password_manager/core/common/credential_manager_types.h"
 #include "components/password_manager/core/common/password_manager_pref_names.h"
 #import "ios/chrome/browser/passwords/js_credential_manager.h"
@@ skipping 278 matching lines @@
 }
 
 void CredentialManager::OnProvisionalSaveComplete() {
   // Invoked after a credential sent up by the page was stored in a FormManager
   // by |SignedIn|, this function asks the user if the password should be stored
   // in the password manager.
   DCHECK(form_manager_);
   if (client_->IsSavingAndFillingEnabledForCurrentPage() &&
       !form_manager_->IsBlacklisted()) {
     client_->PromptUserToSaveOrUpdatePassword(
-        form_manager_.Pass(),
+        std::move(form_manager_),
         password_manager::CredentialSourceType::CREDENTIAL_SOURCE_API, false);
   }
 }
 
 password_manager::PasswordStore* CredentialManager::GetPasswordStore() {
   return client_ ? client_->GetPasswordStore() : nullptr;
 }
 
 void CredentialManager::DoneRequiringUserMediation() {
   // Invoked when the PasswordStore has finished processing the list of origins
@@ skipping 35 matching lines @@
 bool CredentialManager::GetUrlWithAbsoluteTrust(GURL* page_url) {
   web::URLVerificationTrustLevel trust_level =
       web::URLVerificationTrustLevel::kNone;
   const GURL possibly_untrusted_url(web_state()->GetCurrentURL(&trust_level));
   if (trust_level == web::URLVerificationTrustLevel::kAbsolute) {
     *page_url = possibly_untrusted_url;
     return true;
   }
   return false;
 }