Revert 239280 "Move more file_util functions to base namespace."

trunk/src/media/base/test_data_util.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 "media/base/test_data_util.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "media/base/decoder_buffer.h"
@@ skipping 19 matching lines @@
       .AppendASCII(name);
 
   int64 tmp = 0;
   CHECK(base::GetFileSize(file_path, &tmp))
       << "Failed to get file size for '" << name << "'";
 
   int file_size = static_cast<int>(tmp);
 
   scoped_refptr<DecoderBuffer> buffer(new DecoderBuffer(file_size));
   CHECK_EQ(file_size,
-           base::ReadFile(
+           file_util::ReadFile(
                file_path, reinterpret_cast<char*>(buffer->writable_data()),
                file_size)) << "Failed to read '" << name << "'";
 
   return buffer;
 }
 
 }  // namespace media