Reduce LS_INFO spam from voice_engine/.

webrtc/voice_engine/voe_external_media_impl.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 106 matching lines @@
     case kRecordingAllChannelsMixed:
     case kRecordingPreprocessing: {
       return shared_->transmit_mixer()->DeRegisterExternalMediaProcessing(type);
     }
   }
   return -1;
 }
 
 int VoEExternalMediaImpl::GetAudioFrame(int channel, int desired_sample_rate_hz,
                                         AudioFrame* frame) {
-  WEBRTC_TRACE(kTraceApiCall, kTraceVoice,
-               VoEId(shared_->instance_id(), channel),
-               "GetAudioFrame(channel=%d, desired_sample_rate_hz=%d)", channel,
-               desired_sample_rate_hz);
   if (!shared_->statistics().Initialized()) {
     shared_->SetLastError(VE_NOT_INITED, kTraceError);
     return -1;
   }
   voe::ChannelOwner ch = shared_->channel_manager().GetChannel(channel);
   voe::Channel* channelPtr = ch.channel();
   if (channelPtr == NULL) {
     shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
                           "GetAudioFrame() failed to locate channel");
     return -1;
@@ skipping 34 matching lines @@
     shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
                           "SetExternalMixing() failed to locate channel");
     return -1;
   }
   return channelPtr->SetExternalMixing(enable);
 }
 
 #endif  // WEBRTC_VOICE_ENGINE_EXTERNAL_MEDIA_API
 
 }  // namespace webrtc