Replace Clock with timeutils in AudioEncoder.

webrtc/voice_engine/channel.cc

Index: webrtc/voice_engine/channel.cc
diff --git a/webrtc/voice_engine/channel.cc b/webrtc/voice_engine/channel.cc
index a7a45e67a7b8f671296c8cd6af89941c18243e44..b5e1cad73b62c767e949f2b08821410ec617f384 100644
--- a/webrtc/voice_engine/channel.cc
+++ b/webrtc/voice_engine/channel.cc
@@ -1611,8 +1611,8 @@ bool Channel::EnableAudioNetworkAdaptor(const std::string& config_string) {
   bool success = false;
   audio_coding_->ModifyEncoder([&](std::unique_ptr<AudioEncoder>* encoder) {
     if (*encoder) {
-      success = (*encoder)->EnableAudioNetworkAdaptor(
-          config_string, event_log_proxy_.get(), Clock::GetRealTimeClock());
+      success = (*encoder)->EnableAudioNetworkAdaptor(config_string,
+                                                      event_log_proxy_.get());
     }
   });
   return success;