arc: Use GET_INTERFACE_FOR_METHOD macro

chrome/browser/chromeos/arc/arc_auth_service.cc

 // 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.
 
 #include "chrome/browser/chromeos/arc/arc_auth_service.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/chromeos/arc/arc_optin_uma.h"
 #include "chrome/browser/chromeos/arc/arc_session_manager.h"
 #include "chrome/browser/chromeos/arc/auth/arc_auth_code_fetcher.h"
 #include "chrome/browser/chromeos/arc/auth/arc_background_auth_code_fetcher.h"
 #include "chrome/browser/chromeos/arc/auth/arc_manual_auth_code_fetcher.h"
 #include "chrome/browser/chromeos/arc/auth/arc_robot_auth_code_fetcher.h"
 #include "chrome/browser/chromeos/arc/policy/arc_policy_util.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chromeos/chromeos_switches.h"
 #include "components/arc/arc_bridge_service.h"
 #include "components/arc/arc_features.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace arc {
 namespace {
 
 ArcAuthService* g_arc_auth_service = nullptr;
 
-constexpr uint32_t kMinVersionForOnAccountInfoReady = 5;
-
 // Convers mojom::ArcSignInFailureReason into ProvisiningResult.
 ProvisioningResult ConvertArcSignInFailureReasonToProvisioningResult(
     mojom::ArcSignInFailureReason reason) {
   using ArcSignInFailureReason = mojom::ArcSignInFailureReason;
 
 #define MAP_PROVISIONING_RESULT(name) \
   case ArcSignInFailureReason::name:  \
     return ProvisioningResult::name
 
   switch (reason) {
@@ skipping 96 matching lines @@
   g_arc_auth_service = nullptr;
 }
 
 // static
 ArcAuthService* ArcAuthService::GetForTest() {
   DCHECK(g_arc_auth_service);
   return g_arc_auth_service;
 }
 
 void ArcAuthService::OnInstanceReady() {
-  auto* instance = arc_bridge_service()->auth()->GetInstanceForMethod("Init");
+  auto* instance = GET_INSTANCE_FOR_METHOD(arc_bridge_service()->auth(), Init);
   DCHECK(instance);
   instance->Init(binding_.CreateInterfacePtrAndBind());
 }
 
 void ArcAuthService::OnInstanceClosed() {
   fetcher_.reset();
   notifier_.reset();
 }
 
 void ArcAuthService::OnSignInComplete() {
   ArcSessionManager::Get()->OnProvisioningFinished(ProvisioningResult::SUCCESS);
 }
 
 void ArcAuthService::OnSignInFailed(mojom::ArcSignInFailureReason reason) {
   ArcSessionManager::Get()->OnProvisioningFinished(
       ConvertArcSignInFailureReasonToProvisioningResult(reason));
 }
 
 void ArcAuthService::RequestAccountInfo() {
   RequestAccountInfoInternal(
       base::MakeUnique<ArcAuthService::AccountInfoNotifier>(
           base::Bind(&ArcAuthService::OnAccountInfoReady,
                      weak_ptr_factory_.GetWeakPtr())));
 }
 
 void ArcAuthService::OnAccountInfoReady(mojom::AccountInfoPtr account_info) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
-  auto* instance = arc_bridge_service()->auth()->GetInstanceForMethod(
-      "OnAccountInfoReady", kMinVersionForOnAccountInfoReady);
+  auto* instance =
+      GET_INSTANCE_FOR_METHOD(arc_bridge_service()->auth(), OnAccountInfoReady);
   DCHECK(instance);
   instance->OnAccountInfoReady(std::move(account_info));
 }
 
 void ArcAuthService::GetAuthCodeDeprecated0(
     const GetAuthCodeDeprecated0Callback& callback) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   NOTREACHED() << "GetAuthCodeDeprecated0() should no longer be callable";
 }
 
@@ skipping 71 matching lines @@
   }
 
   notifier_->Notify(
       !ArcSessionManager::IsOptInVerificationDisabled(), auth_code,
       GetAccountType(),
       policy_util::IsAccountManaged(ArcSessionManager::Get()->profile()));
   notifier_.reset();
 }
 
 }  // namespace arc