[SyncFS] Make GetOriginStatusMap asynchronous

chrome/browser/sync_file_system/drive_backend/sync_engine_unittest.cc

 // 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.
 
 #include "chrome/browser/sync_file_system/drive_backend/sync_engine.h"
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/drive/drive_uploader.h"
@@ skipping 228 matching lines @@
 
   ASSERT_FALSE(metadata_database->FindAppRootTracker("app_2", &tracker));
 }
 
 TEST_F(SyncEngineTest, GetOriginStatusMap) {
   FileTracker tracker;
   SyncStatusCode sync_status = SYNC_STATUS_UNKNOWN;
   GURL origin = extensions::Extension::GetBaseURLFromExtensionId(kAppID);
 
   sync_engine()->RegisterOrigin(GURL("chrome-extension://app_0"),
-                                     CreateResultReceiver(&sync_status));
+                                CreateResultReceiver(&sync_status));
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(SYNC_STATUS_OK, sync_status);
 
   sync_engine()->RegisterOrigin(GURL("chrome-extension://app_1"),
-                                     CreateResultReceiver(&sync_status));
+                                CreateResultReceiver(&sync_status));
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(SYNC_STATUS_OK, sync_status);
 
-  RemoteFileSyncService::OriginStatusMap status_map;
-  sync_engine()->GetOriginStatusMap(&status_map);
-  ASSERT_EQ(2u, status_map.size());
-  EXPECT_EQ("Enabled", status_map[GURL("chrome-extension://app_0")]);
-  EXPECT_EQ("Enabled", status_map[GURL("chrome-extension://app_1")]);
+  scoped_ptr<RemoteFileSyncService::OriginStatusMap> status_map;
+  sync_engine()->GetOriginStatusMap(CreateResultReceiver(&status_map));
+  base::RunLoop().RunUntilIdle();
+  ASSERT_EQ(2u, status_map->size());
+  EXPECT_EQ("Enabled", (*status_map)[GURL("chrome-extension://app_0")]);
+  EXPECT_EQ("Enabled", (*status_map)[GURL("chrome-extension://app_1")]);
 
   sync_engine()->DisableOrigin(GURL("chrome-extension://app_1"),
                                CreateResultReceiver(&sync_status));
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(SYNC_STATUS_OK, sync_status);
 
-  sync_engine()->GetOriginStatusMap(&status_map);
-  ASSERT_EQ(2u, status_map.size());
-  EXPECT_EQ("Enabled", status_map[GURL("chrome-extension://app_0")]);
-  EXPECT_EQ("Disabled", status_map[GURL("chrome-extension://app_1")]);
+  sync_engine()->GetOriginStatusMap(CreateResultReceiver(&status_map));
+  base::RunLoop().RunUntilIdle();
+  ASSERT_EQ(2u, status_map->size());
+  EXPECT_EQ("Enabled", (*status_map)[GURL("chrome-extension://app_0")]);
+  EXPECT_EQ("Disabled", (*status_map)[GURL("chrome-extension://app_1")]);
 }
 
 TEST_F(SyncEngineTest, UpdateServiceState) {
   EXPECT_EQ(REMOTE_SERVICE_OK, sync_engine()->GetCurrentState());
 
   GetSyncEngineTaskManager()->ScheduleTask(
       FROM_HERE,
       base::Bind(&EmptyTask, SYNC_STATUS_AUTHENTICATION_FAILED),
       SyncTaskManager::PRIORITY_MED,
       base::Bind(&SyncEngineTest::CheckServiceState,
@@ skipping 89 matching lines @@
       base::Bind(&SyncEngineTest::CheckServiceState,
                  AsWeakPtr(),
                  SYNC_STATUS_OK,
                  REMOTE_SERVICE_OK));
 
   base::RunLoop().RunUntilIdle();
 }
 
 }  // namespace drive_backend
 }  // namespace sync_file_system