[fsp] Use auto generated methods for generating dictionaries.

chrome/browser/chromeos/file_system_provider/operations/read_file.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_file.h"
 
 #include <limits>
 #include <string>
 
 #include "base/debug/trace_event.h"
@@ skipping 45 matching lines @@
       offset_(offset),
       length_(length),
       current_offset_(0),
       callback_(callback) {
 }
 
 ReadFile::~ReadFile() {
 }
 
 bool ReadFile::Execute(int request_id) {
+  using extensions::api::file_system_provider::ReadFileRequestedOptions;
   TRACE_EVENT0("file_system_provider", "ReadFile::Execute");
-  scoped_ptr<base::DictionaryValue> values(new base::DictionaryValue);
-  values->SetInteger("openRequestId", file_handle_);
-  values->SetDouble("offset", offset_);
-  values->SetInteger("length", length_);
+
+  ReadFileRequestedOptions options;
+  options.file_system_id = file_system_info_.file_system_id();
+  options.request_id = request_id;
+  options.open_request_id = file_handle_;
+  options.offset = offset_;
+  options.length = length_;
+
   return SendEvent(
       request_id,
       extensions::api::file_system_provider::OnReadFileRequested::kEventName,
-      values.Pass());
+      extensions::api::file_system_provider::OnReadFileRequested::Create(
+          options));
 }
 
 void ReadFile::OnSuccess(int /* request_id */,
                          scoped_ptr<RequestValue> result,
                          bool has_more) {
   TRACE_EVENT0("file_system_provider", "ReadFile::OnSuccess");
   const int copy_result = CopyRequestValueToBuffer(
       result.Pass(), buffer_, current_offset_, length_);
 
   if (copy_result < 0) {
@@ skipping 11 matching lines @@
 void ReadFile::OnError(int /* request_id */,
                        scoped_ptr<RequestValue> /* result */,
                        base::File::Error error) {
   TRACE_EVENT0("file_system_provider", "ReadFile::OnError");
   callback_.Run(0 /* chunk_length */, false /* has_more */, error);
 }
 
 }  // namespace operations
 }  // namespace file_system_provider
 }  // namespace chromeos