[SyncFS] Use pointers to MetadataDatabaseIndexInterface

chrome/browser/sync_file_system/drive_backend/metadata_database_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/metadata_database.h"
 
 #include "base/bind.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop/message_loop.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/strings/string_number_conversions.h"
 #include "chrome/browser/sync_file_system/drive_backend/drive_backend_constants.h"
 #include "chrome/browser/sync_file_system/drive_backend/drive_backend_test_util.h"
 #include "chrome/browser/sync_file_system/drive_backend/drive_backend_util.h"
 #include "chrome/browser/sync_file_system/drive_backend/metadata_database.pb.h"
 #include "chrome/browser/sync_file_system/drive_backend/metadata_database_index.h"
+#include "chrome/browser/sync_file_system/drive_backend/metadata_database_index_interface.h"
 #include "chrome/browser/sync_file_system/sync_file_system_test_util.h"
 #include "google_apis/drive/drive_api_parser.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/leveldatabase/src/helpers/memenv/memenv.h"
 #include "third_party/leveldatabase/src/include/leveldb/db.h"
 #include "third_party/leveldatabase/src/include/leveldb/env.h"
 #include "third_party/leveldatabase/src/include/leveldb/write_batch.h"
 
 #define FPL(a) FILE_PATH_LITERAL(a)
 
@@ skipping 434 matching lines @@
 
   void VerifyReloadConsistency() {
     scoped_ptr<MetadataDatabase> metadata_database_2;
     ASSERT_EQ(SYNC_STATUS_OK,
               MetadataDatabase::CreateForTesting(
                   metadata_database_->db_.Pass(),
                   &metadata_database_2));
     metadata_database_->db_ = metadata_database_2->db_.Pass();
 
     const MetadataDatabaseIndex* on_memory =
-        metadata_database_->index_.get();
+        static_cast<MetadataDatabaseIndex*>(metadata_database_->index_.get());
     const MetadataDatabaseIndex* reloaded =
-        metadata_database_2->index_.get();
+        static_cast<MetadataDatabaseIndex*>(metadata_database_2->index_.get());
 
     {
       SCOPED_TRACE("Expect equivalent service_metadata");
       ExpectEquivalent(metadata_database_->service_metadata_.get(),
                        metadata_database_2->service_metadata_.get());
     }
 
     {
       SCOPED_TRACE("Expect equivalent metadata_by_id_ contents.");
       ExpectEquivalent(on_memory->metadata_by_id_,
@@ skipping 671 matching lines @@
   EXPECT_TRUE(file->HasKey("details"));
 
   ASSERT_TRUE(files->GetDictionary(1, &file));
   EXPECT_TRUE(file->GetString("title", &str) && str == "file_0");
   EXPECT_TRUE(file->GetString("type", &str) && str == "file");
   EXPECT_TRUE(file->HasKey("details"));
 }
 
 }  // namespace drive_backend
 }  // namespace sync_file_system