Break two classes defined in json_value_serializer.cc, .h into separate files.

chrome/common/jstemplate_builder.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
 // A helper function for using JsTemplate. See jstemplate_builder.h for more
 // info.
 
 #include "chrome/common/jstemplate_builder.h"
 
-#include "base/json/json_value_serializer.h"
+#include "base/json/json_file_value_serializer.h"
+#include "base/json/json_string_value_serializer.h"
 #include "base/logging.h"
 #include "base/string_util.h"
 #include "grit/common_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 
 namespace jstemplate_builder {
 
 std::string GetTemplateHtml(const base::StringPiece& html_template,
                             const DictionaryValue* json,
                             const base::StringPiece& template_id) {
@@ skipping 101 matching lines @@
     NOTREACHED() << "Unable to get i18n process src";
     return;
   }
 
   output->append("<script>");
   output->append(i18n_process_src.data(), i18n_process_src.size());
   output->append("</script>");
 }
 
 }  // namespace jstemplate_builder