Remove voe::Channel::StopReceive() and associated logic.

webrtc/test/call_test.cc

Index: webrtc/test/call_test.cc
diff --git a/webrtc/test/call_test.cc b/webrtc/test/call_test.cc
index 23a82bf6961167b3d6652b506e523fab37185c84..a4c21f185c19ccb215e476696d85204f8c706f1b 100644
--- a/webrtc/test/call_test.cc
+++ b/webrtc/test/call_test.cc
@@ -128,7 +128,6 @@ void CallTest::Start() {
   if (!audio_receive_streams_.empty()) {
     fake_recv_audio_device_->Start();
     EXPECT_EQ(0, voe_recv_.base->StartPlayout(voe_recv_.channel_id));
-    EXPECT_EQ(0, voe_recv_.base->StartReceive(voe_recv_.channel_id));
   }
   if (frame_generator_capturer_.get() != NULL)
     frame_generator_capturer_->Start();
@@ -139,7 +138,6 @@ void CallTest::Stop() {
     frame_generator_capturer_->Stop();
   if (!audio_receive_streams_.empty()) {
     fake_recv_audio_device_->Stop();
-    EXPECT_EQ(0, voe_recv_.base->StopReceive(voe_recv_.channel_id));
     EXPECT_EQ(0, voe_recv_.base->StopPlayout(voe_recv_.channel_id));
   }
   for (AudioReceiveStream* audio_recv_stream : audio_receive_streams_)