Use std::default_delete as the default deleter for scoped_ptr.

chrome/browser/extensions/api/webrtc_audio_private/webrtc_audio_private_api.cc

 // Copyright 2013 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/extensions/api/webrtc_audio_private/webrtc_audio_private_api.h"
 
 #include "base/lazy_instance.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/task_runner_util.h"
 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
@@ skipping 103 matching lines @@
     audio_manager_runner->PostTask(
         FROM_HERE,
         base::Bind(&WebrtcAudioPrivateFunction::GetOutputDeviceNames, this));
     return;
   }
 
   scoped_ptr<AudioDeviceNames> device_names(new AudioDeviceNames);
   AudioManager::Get()->GetAudioOutputDeviceNames(device_names.get());
 
   BrowserThread::PostTask(
-      BrowserThread::IO,
-      FROM_HERE,
-      base::Bind(&WebrtcAudioPrivateFunction::OnOutputDeviceNames,
-                 this,
-                 Passed(&device_names)));
+      BrowserThread::IO, FROM_HERE,
+      base::Bind(&WebrtcAudioPrivateFunction::OnOutputDeviceNames, this,
+                 base::Passed(&device_names)));

[dcheng, 2015/11/16 18:22:59]

I have no idea how this compiled before.

 }
 
 void WebrtcAudioPrivateFunction::OnOutputDeviceNames(
     scoped_ptr<AudioDeviceNames> device_names) {
   NOTREACHED();
 }
 
 bool WebrtcAudioPrivateFunction::GetControllerList(const RequestInfo& request) {
   content::RenderProcessHost* rph = nullptr;
 
@@ skipping 365 matching lines @@
     results_.reset(wap::GetAssociatedSink::Results::Create("").release());
   } else {
     results_.reset(
         wap::GetAssociatedSink::Results::Create(associated_sink_id).release());
   }
 
   SendResponse(true);
 }
 
 }  // namespace extensions