Remove reinterpret_cast on JSONValueConverter

base/json/json_value_converter.cc

Index: base/json/json_value_converter.cc
diff --git a/base/json/json_value_converter.cc b/base/json/json_value_converter.cc
deleted file mode 100644
index 1870a0e8f4f6e3335b2c39d3ad86d6abf2c1e64f..0000000000000000000000000000000000000000
--- a/base/json/json_value_converter.cc
+++ /dev/null
@@ -1,20 +0,0 @@
-// Copyright (c) 2011 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 "base/json/json_value_converter.h"
-
-#include <string>
-
-namespace base {
-namespace internal {
-
-FieldConverterBase::FieldConverterBase(const std::string& path)
-    : field_path_(path) {
-}
-
-FieldConverterBase::~FieldConverterBase() {
-}
-
-}  // namespace internal
-}  // namespace base