Add polling and audio check to copresence.

chrome/browser/extensions/api/copresence_private/copresence_private_api.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/extensions/api/copresence_private/copresence_private_api.h"
 
 #include <vector>
 
 #include "base/lazy_instance.h"
 #include "base/stl_util.h"
@@ skipping 46 matching lines @@
 
   scoped_refptr<media::AudioBusRefCounted> samples =
       media::AudioBusRefCounted::Create(1,
                                         params->samples.size() / sizeof(float));
 
   memcpy(samples->channel(0),
          string_as_array(&params->samples),
          params->samples.size());
 
   GetWhispernetClient()->GetSamplesCallback().Run(
-      params->token.token,
       params->token.audible ? copresence::AUDIBLE : copresence::INAUDIBLE,
-      samples);
+      params->token.token, samples);
   return RespondNow(NoArguments());
 }
 
 // CopresenceSendDetectFunction implementation:
 ExtensionFunction::ResponseAction CopresencePrivateSendDetectFunction::Run() {
   if (!GetWhispernetClient() ||
       GetWhispernetClient()->GetDetectBroadcastCallback().is_null()) {
     return RespondNow(NoArguments());
   }
 
@@ skipping 15 matching lines @@
 
   scoped_ptr<api::copresence_private::SendInitialized::Params> params(
       api::copresence_private::SendInitialized::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params.get());
 
   GetWhispernetClient()->GetInitializedCallback().Run(params->success);
   return RespondNow(NoArguments());
 }
 
 }  // namespace extensions