Make the audio channel communicate network state changes to the call.

webrtc/video/end_to_end_tests.cc

Index: webrtc/video/end_to_end_tests.cc
diff --git a/webrtc/video/end_to_end_tests.cc b/webrtc/video/end_to_end_tests.cc
index 94a87d8864a64b108bfd723aec4e27c16466f953..9e54bdbb0c670bd8759f4fc9a1f0b746c921ae2a 100644
--- a/webrtc/video/end_to_end_tests.cc
+++ b/webrtc/video/end_to_end_tests.cc
@@ -3220,7 +3220,8 @@ TEST_F(EndToEndTest, RespectsNetworkState) {
       WaitForPacketsOrSilence(false, false);
 
       // Sender-side network down.
-      sender_call_->SignalNetworkState(kNetworkDown);
+      sender_call_->SignalChannelNetworkState(MediaType::VIDEO,
+          ChannelNetworkState::CHANNEL_NETWORK_DOWN);
       {
         rtc::CritScope lock(&test_crit_);
         // After network goes down we shouldn't be encoding more frames.
@@ -3230,7 +3231,8 @@ TEST_F(EndToEndTest, RespectsNetworkState) {
       WaitForPacketsOrSilence(true, false);
 
       // Receiver-side network down.
-      receiver_call_->SignalNetworkState(kNetworkDown);
+      receiver_call_->SignalChannelNetworkState(MediaType::VIDEO,
+          ChannelNetworkState::CHANNEL_NETWORK_DOWN);
       WaitForPacketsOrSilence(true, true);
 
       // Network back up again for both.
@@ -3240,8 +3242,10 @@ TEST_F(EndToEndTest, RespectsNetworkState) {
         // network.
         sender_state_ = kNetworkUp;
       }
-      sender_call_->SignalNetworkState(kNetworkUp);
-      receiver_call_->SignalNetworkState(kNetworkUp);
+      sender_call_->SignalChannelNetworkState(MediaType::VIDEO,
+          ChannelNetworkState::CHANNEL_NETWORK_UP);
+      receiver_call_->SignalChannelNetworkState(MediaType::VIDEO,
+          ChannelNetworkState::CHANNEL_NETWORK_UP);
       WaitForPacketsOrSilence(false, false);
     }
 
@@ -3378,7 +3382,8 @@ TEST_F(EndToEndTest, NewSendStreamsRespectNetworkDown) {
   };
 
   CreateSenderCall(Call::Config());
-  sender_call_->SignalNetworkState(kNetworkDown);
+  sender_call_->SignalChannelNetworkState(MediaType::VIDEO,
+      ChannelNetworkState::CHANNEL_NETWORK_DOWN);
 
   UnusedTransport transport;
   CreateSendConfig(1, 0, &transport);
@@ -3396,7 +3401,8 @@ TEST_F(EndToEndTest, NewSendStreamsRespectNetworkDown) {
 
 TEST_F(EndToEndTest, NewReceiveStreamsRespectNetworkDown) {
   CreateCalls(Call::Config(), Call::Config());
-  receiver_call_->SignalNetworkState(kNetworkDown);
+  receiver_call_->SignalChannelNetworkState(MediaType::VIDEO,
+      ChannelNetworkState::CHANNEL_NETWORK_DOWN);
 
   test::DirectTransport sender_transport(sender_call_.get());
   sender_transport.SetReceiver(receiver_call_->Receiver());