Fix remaining incompatibilities between scoped_ptr and unique_ptr.

components/drive/service/fake_drive_service.cc

 // Copyright (c) 2012 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 "components/drive/service/fake_drive_service.h"
 
 #include <stddef.h>
 #include <string>
 #include <utility>
 
@@ skipping 244 matching lines @@
 
 bool FakeDriveService::LoadAppListForDriveApi(
     const std::string& relative_path) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   // Load JSON data, which must be a dictionary.
   scoped_ptr<base::Value> value = test_util::LoadJSONFile(relative_path);
   CHECK_EQ(base::Value::TYPE_DICTIONARY, value->GetType());
   app_info_value_.reset(
       static_cast<base::DictionaryValue*>(value.release()));
-  return app_info_value_;
+  return !!app_info_value_;
 }
 
 void FakeDriveService::AddApp(const std::string& app_id,
                               const std::string& app_name,
                               const std::string& product_id,
                               const std::string& create_url,
                               bool is_removable) {
   if (app_json_template_.empty()) {
     base::FilePath path =
         test_util::GetTestFilePath("drive/applist_app_template.json");
@@ skipping 1538 matching lines @@
 
   NOTREACHED();
   return scoped_ptr<BatchRequestConfiguratorInterface>();
 }
 
 void FakeDriveService::NotifyObservers() {
   FOR_EACH_OBSERVER(ChangeObserver, change_observers_, OnNewChangeAvailable());
 }
 
 }  // namespace drive