Using scoped_ptr for URLRequestJobFactoryImpl::SetProtocolHandler

ios/crnet/crnet_environment.mm

 // 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 "ios/crnet/crnet_environment.h"
 
 #import <Foundation/Foundation.h>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
@@ skipping 438 matching lines @@
   net::HttpCache* main_cache = new net::HttpCache(params, main_backend);
   main_context_->set_http_transaction_factory(main_cache);
 
   // Cookies
   scoped_refptr<net::CookieStore> cookie_store =
       net::CookieStoreIOS::CreateCookieStoreFromNSHTTPCookieStorage();
   main_context_->set_cookie_store(cookie_store.get());
 
   net::URLRequestJobFactoryImpl* job_factory =
       new net::URLRequestJobFactoryImpl;
-  job_factory->SetProtocolHandler("data", new net::DataProtocolHandler);
   job_factory->SetProtocolHandler(
-      "file", new net::FileProtocolHandler(file_thread_->task_runner()));
+      "data", make_scoped_ptr(new net::DataProtocolHandler));
+  job_factory->SetProtocolHandler(
+      "file", make_scoped_ptr(
+                  new net::FileProtocolHandler(file_thread_->task_runner())));
   main_context_->set_job_factory(job_factory);
 
   main_context_->set_net_log(net_log_.get());
 }
 
 std::string CrNetEnvironment::user_agent() {
   const net::HttpUserAgentSettings* user_agent_settings =
       main_context_->http_user_agent_settings();
   if (!user_agent_settings) {
     return nullptr;
@@ skipping 22 matching lines @@
       if (backend)
         backend->DoomAllEntries(client_callback);
   });
   int rc = cache->GetBackend(&backend, doom_callback);
   if (rc != net::ERR_IO_PENDING) {
     // GetBackend doesn't call the callback if it completes synchronously, so
     // call it directly here.
     doom_callback.Run(rc);
   }
 }