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-rw-r--r--ppapi/proxy/ppb_audio_proxy.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/ppapi/proxy/ppb_audio_proxy.cc b/ppapi/proxy/ppb_audio_proxy.cc
index 22ddddd..76f3046 100644
--- a/ppapi/proxy/ppb_audio_proxy.cc
+++ b/ppapi/proxy/ppb_audio_proxy.cc
@@ -207,7 +207,7 @@ void PPB_Audio_Proxy::OnMsgCreate(PP_Instance instance_id,
return;
// Initiate opening the audio object.
- CompletionCallback callback = callback_factory_.NewCallback(
+ CompletionCallback callback = callback_factory_.NewOptionalCallback(
&PPB_Audio_Proxy::AudioChannelConnected, *result);
int32_t open_error = trusted_audio.object()->OpenTrusted(
audio_config_res, callback.pp_completion_callback());