Relaxed unnecessarily stringent thread checking in WebRtcAudioSendStream::OnData().

webrtc/media/engine/webrtcvoiceengine.cc

Index: webrtc/media/engine/webrtcvoiceengine.cc
diff --git a/webrtc/media/engine/webrtcvoiceengine.cc b/webrtc/media/engine/webrtcvoiceengine.cc
index 43436128fd3cf79861d29752c5cda1fe36fe599e..235b9b3aafeb2641ac0b93a7fd0e8d660d1f728d 100644
--- a/webrtc/media/engine/webrtcvoiceengine.cc
+++ b/webrtc/media/engine/webrtcvoiceengine.cc
@@ -1270,7 +1270,6 @@ class WebRtcVoiceMediaChannel::WebRtcAudioSendStream
               int sample_rate,
               size_t number_of_channels,
               size_t number_of_frames) override {
-    RTC_DCHECK(!worker_thread_checker_.CalledOnValidThread());

[Henrik Grunell WebRTC, 2016/09/14 07:27:04]

Just for the record: this is not the check that fails in the bug. It's the below
line. Still valid change though.

     RTC_DCHECK(audio_capture_thread_checker_.CalledOnValidThread());
     RTC_DCHECK(voe_audio_transport_);
     voe_audio_transport_->PushCaptureData(config_.voe_channel_id, audio_data,