Clarifying the parameters ownership of BrowserChildProcessHost::Launch()

components/nacl/browser/nacl_broker_host_win.cc

 // 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.
 
 #include "components/nacl/browser/nacl_broker_host_win.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/macros.h"
+#include "base/memory/ptr_util.h"
 #include "components/nacl/browser/nacl_broker_service_win.h"
 #include "components/nacl/browser/nacl_browser.h"
 #include "components/nacl/common/nacl_cmd_line.h"
 #include "components/nacl/common/nacl_constants.h"
 #include "components/nacl/common/nacl_messages.h"
 #include "components/nacl/common/nacl_process_type.h"
 #include "components/nacl/common/nacl_switches.h"
 #include "content/public/browser/browser_child_process_host.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/common/child_process_host.h"
@@ skipping 41 matching lines @@
     return false;
 
   base::CommandLine* cmd_line = new base::CommandLine(nacl_path);
   CopyNaClCommandLineArguments(cmd_line);
 
   cmd_line->AppendSwitchASCII(switches::kProcessType,
                               switches::kNaClBrokerProcess);
   if (NaClBrowser::GetDelegate()->DialogsAreSuppressed())
     cmd_line->AppendSwitch(switches::kNoErrorDialogs);
 
-  process_->Launch(new NaClBrokerSandboxedProcessLauncherDelegate, cmd_line,
-                   true);
+  process_->Launch(
+      base::MakeUnique<NaClBrokerSandboxedProcessLauncherDelegate>(),
+      base::WrapUnique(cmd_line),
+      true);
   return true;
 }
 
 bool NaClBrokerHost::OnMessageReceived(const IPC::Message& msg) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(NaClBrokerHost, msg)
     IPC_MESSAGE_HANDLER(NaClProcessMsg_LoaderLaunched, OnLoaderLaunched)
     IPC_MESSAGE_HANDLER(NaClProcessMsg_DebugExceptionHandlerLaunched,
                         OnDebugExceptionHandlerLaunched)
     IPC_MESSAGE_UNHANDLED(handled = false)
@@ skipping 31 matching lines @@
   NaClBrokerService::GetInstance()->OnDebugExceptionHandlerLaunched(pid,
                                                                     success);
 }
 
 void NaClBrokerHost::StopBroker() {
   is_terminating_ = true;
   process_->Send(new NaClProcessMsg_StopBroker());
 }
 
 }  // namespace nacl