Migrate the SyncEngine drive backend to the IdentityManager

Remove all trace of SigninManager from SyncEngine, which also
required some changes in clients and unit tests due to the removal
of one parameter from the SyncEngine's constructor.

Bug: 890798
Change-Id: I10596e61c46f7b86b8afb37c2dbfc401f5f651a8
Reviewed-on: https://chromium-review.googlesource.com/c/1297981
Commit-Queue: Mario Sanchez Prada <mario@igalia.com>
Reviewed-by: Taiju Tsuiki <tzik@chromium.org>
Reviewed-by: Colin Blundell <blundell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#606096}

chrome/browser/apps/platform_apps/api/sync_file_system/sync_file_system_browsertest.cc

@@ -12,7 +12,6 @@
 #include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/apps/platform_apps/app_browsertest_util.h"
 #include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/signin/fake_signin_manager_builder.h"
 #include "chrome/browser/sync_file_system/drive_backend/sync_engine.h"
 #include "chrome/browser/sync_file_system/local/local_file_sync_service.h"
 #include "chrome/browser/sync_file_system/sync_file_system_service.h"
@@ -22,6 +21,7 @@
 #include "extensions/test/extension_test_message_listener.h"
 #include "extensions/test/result_catcher.h"
 #include "services/identity/public/cpp/identity_manager.h"
+#include "services/identity/public/cpp/identity_test_environment.h"
 #include "storage/browser/quota/quota_manager.h"
 #include "third_party/leveldatabase/leveldb_chrome.h"
 
@@ -83,8 +83,7 @@ class SyncFileSystemTest : public extensions::PlatformAppBrowserTest,
     std::unique_ptr<drive_backend::SyncEngine::DriveServiceFactory>
         drive_service_factory(new FakeDriveServiceFactory(this));
 
-    fake_signin_manager_.reset(
-        new FakeSigninManagerForTesting(browser()->profile()));
+    identity_test_env_.reset(new identity::IdentityTestEnvironment);
 
     remote_service_ = new drive_backend::SyncEngine(
         base::ThreadTaskRunnerHandle::Get(),  // ui_task_runner
@@ -93,8 +92,7 @@ class SyncFileSystemTest : public extensions::PlatformAppBrowserTest,
         nullptr,  // task_logger
         nullptr,  // notification_manager
         extension_service,
-        fake_signin_manager_.get(),  // signin_manager
-        nullptr,                     // identity_manager
+        identity_test_env_->identity_manager(),  // identity_manager
         nullptr,                                 // url_loader_factory
         std::move(drive_service_factory), in_memory_env_.get());
     remote_service_->SetSyncEnabled(true);
@@ -121,9 +119,12 @@ class SyncFileSystemTest : public extensions::PlatformAppBrowserTest,
   }
 
   void SignIn() {
-    fake_signin_manager_->SetAuthenticatedAccountInfo(kGaiaId, kEmail);
+    identity_test_env_->SetPrimaryAccount(kEmail);
+
+    // It's necessary to invoke this method manually as the observer callback is
+    // not triggered on ChromeOS.
     sync_engine()->OnPrimaryAccountSet(
-        fake_signin_manager_->GetAuthenticatedAccountInfo());
+        identity_test_env_->identity_manager()->GetPrimaryAccountInfo());
   }
 
   void SetSyncEnabled(bool enabled) {
@@ -140,7 +141,7 @@ class SyncFileSystemTest : public extensions::PlatformAppBrowserTest,
   base::ScopedTempDir base_dir_;
   std::unique_ptr<leveldb::Env> in_memory_env_;
 
-  std::unique_ptr<FakeSigninManagerForTesting> fake_signin_manager_;
+  std::unique_ptr<identity::IdentityTestEnvironment> identity_test_env_;
 
   drive_backend::SyncEngine* remote_service_;
 

chrome/browser/sync_file_system/drive_backend/drive_backend_sync_unittest.cc

@@ -121,8 +121,7 @@ class DriveBackendSyncTest : public testing::Test,
         nullptr,  // task_logger
         nullptr,  // notification_manager
         nullptr,  // extension_service
-        nullptr,  // signin_manager
-        nullptr,  // token_service
+        nullptr,  // identity_manager
         nullptr,  // url_loader_factory
         nullptr,  // drive_service
         in_memory_env_.get()));

chrome/browser/sync_file_system/drive_backend/sync_engine.cc

@@ -18,7 +18,6 @@
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/identity_manager_factory.h"
-#include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/sync_file_system/drive_backend/callback_helper.h"
 #include "chrome/browser/sync_file_system/drive_backend/conflict_resolver.h"
 #include "chrome/browser/sync_file_system/drive_backend/drive_backend_constants.h"
@@ -46,7 +45,6 @@
 #include "components/drive/drive_uploader.h"
 #include "components/drive/service/drive_api_service.h"
 #include "components/drive/service/drive_service_interface.h"
-#include "components/signin/core/browser/signin_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/network_service_instance.h"
 #include "content/public/browser/storage_partition.h"
@@ -211,8 +209,6 @@ std::unique_ptr<SyncEngine> SyncEngine::CreateForBrowserContext(
       drive::DriveNotificationManagerFactory::GetForBrowserContext(context);
   extensions::ExtensionService* extension_service =
       extensions::ExtensionSystem::Get(context)->extension_service();
-  SigninManagerBase* signin_manager =
-      SigninManagerFactory::GetForProfile(profile);
   identity::IdentityManager* identity_manager =
       IdentityManagerFactory::GetForProfile(profile);
   scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory =
@@ -222,7 +218,7 @@ std::unique_ptr<SyncEngine> SyncEngine::CreateForBrowserContext(
   std::unique_ptr<drive_backend::SyncEngine> sync_engine(new SyncEngine(
       ui_task_runner.get(), worker_task_runner.get(), drive_task_runner.get(),
       GetSyncFileSystemDir(context->GetPath()), task_logger,
-      notification_manager, extension_service, signin_manager, identity_manager,
+      notification_manager, extension_service, identity_manager,
       url_loader_factory, std::make_unique<DriveServiceFactory>(),
       nullptr /* env_override */));
 
@@ -234,7 +230,6 @@ void SyncEngine::AppendDependsOnFactories(
     std::set<BrowserContextKeyedServiceFactory*>* factories) {
   DCHECK(factories);
   factories->insert(drive::DriveNotificationManagerFactory::GetInstance());
-  factories->insert(SigninManagerFactory::GetInstance());
   factories->insert(
       extensions::ExtensionsBrowserClient::Get()->GetExtensionSystemFactory());
   factories->insert(IdentityManagerFactory::GetInstance());
@@ -271,7 +266,7 @@ void SyncEngine::Initialize() {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   Reset();
 
-  if (!signin_manager_ || !signin_manager_->IsAuthenticated())
+  if (!identity_manager_ || !identity_manager_->HasPrimaryAccount())
     return;
 
   DCHECK(drive_service_factory_);
@@ -311,8 +306,9 @@ void SyncEngine::InitializeInternal(
   drive_service_wrapper_.reset(new DriveServiceWrapper(drive_service_.get()));
 
   std::string account_id;
-  if (signin_manager_)
-    account_id = signin_manager_->GetAuthenticatedAccountId();
+
+  if (identity_manager_)
+    account_id = identity_manager_->GetPrimaryAccountId();
   drive_service_->Initialize(account_id);
 
   drive_uploader_ = std::move(drive_uploader);
@@ -386,7 +382,7 @@ void SyncEngine::RegisterOrigin(const GURL& origin,
   if (!sync_worker_) {
     // TODO(tzik): Record |origin| and retry the registration after late
     // sign-in.  Then, return SYNC_STATUS_OK.
-    if (!signin_manager_ || !signin_manager_->IsAuthenticated())
+    if (!identity_manager_ || !identity_manager_->HasPrimaryAccount())
       callback.Run(SYNC_STATUS_AUTHENTICATION_FAILED);
     else
       callback.Run(SYNC_STATUS_ABORT);
@@ -732,7 +728,6 @@ SyncEngine::SyncEngine(
     TaskLogger* task_logger,
     drive::DriveNotificationManager* notification_manager,
     extensions::ExtensionServiceInterface* extension_service,
-    SigninManagerBase* signin_manager,
     identity::IdentityManager* identity_manager,
     scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory,
     std::unique_ptr<DriveServiceFactory> drive_service_factory,
@@ -744,7 +739,6 @@ SyncEngine::SyncEngine(
       task_logger_(task_logger),
       notification_manager_(notification_manager),
       extension_service_(extension_service),
-      signin_manager_(signin_manager),
       identity_manager_(identity_manager),
       url_loader_factory_(url_loader_factory),
       drive_service_factory_(std::move(drive_service_factory)),

chrome/browser/sync_file_system/drive_backend/sync_engine.h

@@ -21,7 +21,6 @@
 #include "components/drive/drive_notification_observer.h"
 #include "components/drive/service/drive_service_interface.h"
 #include "components/signin/core/browser/account_info.h"
-#include "components/signin/core/browser/signin_manager_base.h"
 #include "services/identity/public/cpp/identity_manager.h"
 #include "services/network/public/cpp/network_connection_tracker.h"
 #include "services/network/public/cpp/shared_url_loader_factory.h"
@@ -168,7 +167,6 @@ class SyncEngine
              TaskLogger* task_logger,
              drive::DriveNotificationManager* notification_manager,
              extensions::ExtensionServiceInterface* extension_service,
-             SigninManagerBase* signin_manager,
              identity::IdentityManager* identity_manager,
              scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory,
              std::unique_ptr<DriveServiceFactory> drive_service_factory,
@@ -199,7 +197,6 @@ class SyncEngine
   // KeyedService::DependsOn().
   drive::DriveNotificationManager* notification_manager_;
   extensions::ExtensionServiceInterface* extension_service_;
-  SigninManagerBase* signin_manager_;
   identity::IdentityManager* identity_manager_;
 
   scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory_;

chrome/browser/sync_file_system/drive_backend/sync_engine_unittest.cc

@@ -54,8 +54,7 @@ class SyncEngineTest : public testing::Test,
         nullptr,    // task_logger
         nullptr,    // notification_manager
         nullptr,    // extension_service
-        nullptr,    // signin_manager
-        nullptr,    // token_service
+        nullptr,    // identity_manager
         nullptr,    // url_loader_factory
         nullptr,    // drive_service_factory
         nullptr));  // in_memory_env