[fsp] Use auto generated methods for generating dictionaries.

chrome/browser/chromeos/file_system_provider/operations/read_directory.cc

 // Copyright 2014 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/file_system_provider/operations/read_directory.h"
 
 #include <string>
 
 #include "base/memory/linked_ptr.h"
 #include "chrome/common/extensions/api/file_system_provider.h"
@@ skipping 48 matching lines @@
     const storage::AsyncFileUtil::ReadDirectoryCallback& callback)
     : Operation(event_router, file_system_info),
       directory_path_(directory_path),
       callback_(callback) {
 }
 
 ReadDirectory::~ReadDirectory() {
 }
 
 bool ReadDirectory::Execute(int request_id) {
-  scoped_ptr<base::DictionaryValue> values(new base::DictionaryValue);
-  values->SetString("directoryPath", directory_path_.AsUTF8Unsafe());
-  return SendEvent(request_id,
-                   extensions::api::file_system_provider::
-                       OnReadDirectoryRequested::kEventName,
-                   values.Pass());
+  using extensions::api::file_system_provider::ReadDirectoryRequestedOptions;
+
+  ReadDirectoryRequestedOptions options;
+  options.file_system_id = file_system_info_.file_system_id();
+  options.request_id = request_id;
+  options.directory_path = directory_path_.AsUTF8Unsafe();
+
+  return SendEvent(
+      request_id,
+      extensions::api::file_system_provider::OnReadDirectoryRequested::
+          kEventName,
+      extensions::api::file_system_provider::OnReadDirectoryRequested::Create(
+          options));
 }
 
 void ReadDirectory::OnSuccess(int /* request_id */,
                               scoped_ptr<RequestValue> result,
                               bool has_more) {
   storage::AsyncFileUtil::EntryList entry_list;
   const bool convert_result =
       ConvertRequestValueToEntryList(result.Pass(), &entry_list);
 
   if (!convert_result) {
@@ skipping 11 matching lines @@
 void ReadDirectory::OnError(int /* request_id */,
                             scoped_ptr<RequestValue> /* result */,
                             base::File::Error error) {
   callback_.Run(
       error, storage::AsyncFileUtil::EntryList(), false /* has_more */);
 }
 
 }  // namespace operations
 }  // namespace file_system_provider
 }  // namespace chromeos