Remove usage of VoEBase::AssociateSendChannel() from WVoMC.

webrtc/media/engine/fakewebrtcvoiceengine.h

Index: webrtc/media/engine/fakewebrtcvoiceengine.h
diff --git a/webrtc/media/engine/fakewebrtcvoiceengine.h b/webrtc/media/engine/fakewebrtcvoiceengine.h
index 26419040f16f1deda0a3bd3f1d05dc3f7a982376..cd6c42064a1bd9a2da8750d0c73b8eb4df4d6029 100644
--- a/webrtc/media/engine/fakewebrtcvoiceengine.h
+++ b/webrtc/media/engine/fakewebrtcvoiceengine.h
@@ -57,7 +57,6 @@ class FakeWebRtcVoiceEngine
       public webrtc::VoEVolumeControl {
  public:
   struct Channel {
-    int associate_send_channel = -1;
     std::vector<webrtc::CodecInst> recv_codecs;
     size_t neteq_capacity = 0;
     bool neteq_fast_accelerate = false;
@@ -79,10 +78,6 @@ class FakeWebRtcVoiceEngine
     fail_create_channel_ = fail_create_channel;
   }
 
-  int GetAssociateSendChannel(int channel) {
-    return channels_[channel]->associate_send_channel;
-  }
-
   WEBRTC_STUB(Release, ());
 
   // webrtc::VoEBase
@@ -125,11 +120,6 @@ class FakeWebRtcVoiceEngine
   }
   WEBRTC_FUNC(DeleteChannel, (int channel)) {
     WEBRTC_CHECK_CHANNEL(channel);
-    for (const auto& ch : channels_) {
-      if (ch.second->associate_send_channel == channel) {
-        ch.second->associate_send_channel = -1;
-      }
-    }
     delete channels_[channel];
     channels_.erase(channel);
     return 0;
@@ -142,12 +132,8 @@ class FakeWebRtcVoiceEngine
   WEBRTC_STUB(StopSend, (int channel));
   WEBRTC_STUB(GetVersion, (char version[1024]));
   WEBRTC_STUB(LastError, ());
-  WEBRTC_FUNC(AssociateSendChannel, (int channel,
-                                     int accociate_send_channel)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    channels_[channel]->associate_send_channel = accociate_send_channel;
-    return 0;
-  }
+  WEBRTC_STUB(AssociateSendChannel, (int channel,
+                                     int accociate_send_channel));
 
   // webrtc::VoECodec
   WEBRTC_STUB(NumOfCodecs, ());