Remove implicit conversions from scoped_refptr to T* in content/browser/fileapi/

content/browser/fileapi/file_system_file_stream_reader_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 "webkit/browser/fileapi/file_system_file_stream_reader.h"
 
 #include <limits>
 #include <string>
 
 #include "base/files/scoped_temp_dir.h"
@@ skipping 93 matching lines @@
   }
 
   void WriteFile(const std::string& file_name,
                  const char* buf,
                  int buf_size,
                  base::Time* modification_time) {
     FileSystemURL url = GetFileSystemURL(file_name);
 
     ASSERT_EQ(base::File::FILE_OK,
               content::AsyncFileTestHelper::CreateFileWithData(
-                  file_system_context_, url, buf, buf_size));
+                  file_system_context_.get(), url, buf, buf_size));
 
     base::File::Info file_info;
     ASSERT_EQ(base::File::FILE_OK,
               AsyncFileTestHelper::GetMetadata(
-                  file_system_context_, url, &file_info));
+                  file_system_context_.get(), url, &file_info));
     if (modification_time)
       *modification_time = file_info.last_modified;
   }
 
  private:
   static void OnOpenFileSystem(const GURL& root_url,
                                const std::string& name,
                                base::File::Error result) {
     ASSERT_EQ(base::File::FILE_OK, result);
   }
@@ skipping 133 matching lines @@
       new net::IOBufferWithSize(kTestDataSize));
   int rv = reader->Read(buf.get(), buf->size(), base::Bind(&NeverCalled));
   ASSERT_TRUE(rv == net::ERR_IO_PENDING || rv >= 0);
 
   // Delete immediately.
   // Should not crash; nor should NeverCalled be callback.
   reader.reset();
 }
 
 }  // namespace content