Refactor UKM interface for mojo-ification

ios/chrome/browser/ui/autofill/autofill_client_ios.mm

 // Copyright 2013 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/ui/autofill/autofill_client_ios.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
@@ skipping 62 matching lines @@
 }
 
 IdentityProvider* AutofillClientIOS::GetIdentityProvider() {
   return identity_provider_.get();
 }
 
 rappor::RapporServiceImpl* AutofillClientIOS::GetRapporServiceImpl() {
   return GetApplicationContext()->GetRapporServiceImpl();
 }
 
-ukm::UkmService* AutofillClientIOS::GetUkmService() {
-  return GetApplicationContext()->GetUkmService();
+ukm::UkmRecorder* AutofillClientIOS::GetUkmRecorder() {
+  return GetApplicationContext()->GetUkmRecorder();
 }
 
 SaveCardBubbleController* AutofillClientIOS::GetSaveCardBubbleController() {
   return nullptr;
 }
 
 void AutofillClientIOS::ShowAutofillSettings() {
   NOTREACHED();
 }
 
@@ skipping 125 matching lines @@
 
 void AutofillClientIOS::StartSigninFlow() {
   NOTIMPLEMENTED();
 }
 
 void AutofillClientIOS::ShowHttpNotSecureExplanation() {
   NOTIMPLEMENTED();
 }
 
 }  // namespace autofill