BrowserContext should simply own DownloadManager

chrome/browser/chromeos/drive/download_handler_unittest.cc

 // Copyright (c) 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/chromeos/drive/download_handler.h"
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/drive/file_write_helper.h"
@@ skipping 42 matching lines @@
 
     // Set expectations for file system to save argument callbacks.
     EXPECT_CALL(file_system_, GetResourceEntryByPath(_, _))
         .WillRepeatedly(SaveArg<1>(&get_entry_info_callback_));
     EXPECT_CALL(file_system_, CreateDirectory(_, _, _, _))
         .WillRepeatedly(SaveArg<3>(&create_directory_callback_));
 
     file_write_helper_.reset(new FileWriteHelper(&file_system_));
     download_handler_.reset(
         new DownloadHandler(file_write_helper_.get(), &file_system_));
-    download_handler_->Initialize(download_manager_, temp_dir_.path());
+    download_handler_->Initialize(download_manager_.get(), temp_dir_.path());
   }
 
   virtual void TearDown() OVERRIDE {
   }
 
  protected:
   base::ScopedTempDir temp_dir_;
   MessageLoopForUI message_loop_;
   content::TestBrowserThread ui_thread_;
-  scoped_refptr<content::MockDownloadManager> download_manager_;
+  scoped_ptr<content::MockDownloadManager> download_manager_;
   MockFileSystem file_system_;
   scoped_ptr<FileWriteHelper> file_write_helper_;
   scoped_ptr<DownloadHandler> download_handler_;
   content::MockDownloadItem download_item_;
 
   // Argument callbacks passed to the file system.
   GetResourceEntryCallback get_entry_info_callback_;
   FileOperationCallback create_directory_callback_;
 };
 
@@ skipping 191 matching lines @@
   ASSERT_FALSE(get_entry_info_callback_.is_null());
   get_entry_info_callback_.Run(FILE_ERROR_NOT_FOUND,
                                scoped_ptr<ResourceEntry>());
   google_apis::test_util::RunBlockingPoolTask();
 
   // Check the result.
   EXPECT_FALSE(file_exists);
 }
 
 }  // namespace drive