[Extensions] Convert APIs to use movable types [10]

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 <utility>
 
 #include "base/lazy_instance.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 207 matching lines @@
   InitDeviceIDSalt();
   GetOutputDeviceNames();
 
   return true;
 }
 
 void WebrtcAudioPrivateGetSinksFunction::OnOutputDeviceNames(
     scoped_ptr<AudioDeviceNames> raw_ids) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
-  std::vector<linked_ptr<wap::SinkInfo> > results;
-  for (AudioDeviceNames::const_iterator it = raw_ids->begin();
-       it != raw_ids->end();
-       ++it) {
-    linked_ptr<wap::SinkInfo> info(new wap::SinkInfo);
-    info->sink_id = CalculateHMACImpl(it->unique_id);
-    info->sink_label = it->device_name;
+  std::vector<wap::SinkInfo> results;
+  for (const media::AudioDeviceName& name : *raw_ids) {
+    wap::SinkInfo info;
+    info.sink_id = CalculateHMACImpl(name.unique_id);
+    info.sink_label = name.device_name;
     // TODO(joi): Add other parameters.
-    results.push_back(info);
+    results.push_back(std::move(info));
   }
 
   // It's safe to directly set the results here (from a thread other
   // than the UI thread, on which an AsyncExtensionFunction otherwise
   // normally runs) because there is one instance of this object per
   // function call, no actor outside of this object is modifying the
   // results_ member, and the different method invocations on this
   // object run strictly in sequence; first RunAsync on the UI thread,
   // then DoQuery on the audio IO thread, then DoneOnUIThread on the
   // UI thread.
@@ skipping 250 matching lines @@
     results_.reset(wap::GetAssociatedSink::Results::Create("").release());
   } else {
     results_.reset(
         wap::GetAssociatedSink::Results::Create(associated_sink_id).release());
   }
 
   SendResponse(true);
 }
 
 }  // namespace extensions