Revert of Remove ViEEncoder::SetNetworkStatus

webrtc/modules/congestion_controller/congestion_controller_unittest.cc

 /*
  *  Copyright (c) 2016 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 95 matching lines @@
 
   // Let the pacer not be full next time the controller checks.
   // |OnNetworkChanged| should be called with the new estimate.
   EXPECT_CALL(*pacer_, ExpectedQueueTimeMs())
       .WillOnce(Return(PacedSender::kMaxQueueLengthMs - 1));
   EXPECT_CALL(observer_, OnNetworkChanged(kInitialBitrateBps * 2, _, _));
   clock_.AdvanceTimeMilliseconds(25);
   controller_->Process();
 }
 
-TEST_F(CongestionControllerTest, SignalNetworkState) {
-  EXPECT_CALL(observer_, OnNetworkChanged(0, _, _));
-  controller_->SignalNetworkState(kNetworkDown);
-
-  EXPECT_CALL(observer_, OnNetworkChanged(kInitialBitrateBps, _, _));
-  controller_->SignalNetworkState(kNetworkUp);
-
-  EXPECT_CALL(observer_, OnNetworkChanged(0, _, _));
-  controller_->SignalNetworkState(kNetworkDown);
-}
-
-TEST_F(CongestionControllerTest,
-       SignalNetworkStateAndQueueIsFullAndEstimateChange) {
-  // Send queue is full
-  EXPECT_CALL(*pacer_, ExpectedQueueTimeMs())
-      .WillRepeatedly(Return(PacedSender::kMaxQueueLengthMs + 1));
-  EXPECT_CALL(observer_, OnNetworkChanged(0, _, _));
-  controller_->Process();
-
-  // Queue is full and network is down. Expect no bitrate change.
-  controller_->SignalNetworkState(kNetworkDown);
-  controller_->Process();
-
-  // Queue is full but network is up. Expect no bitrate change.
-  controller_->SignalNetworkState(kNetworkUp);
-  controller_->Process();
-
-  // Receive new estimate but let the queue still be full.
-  EXPECT_CALL(*pacer_, SetEstimatedBitrate(kInitialBitrateBps * 2));
-  bandwidth_observer_->OnReceivedEstimatedBitrate(kInitialBitrateBps * 2);
-  clock_.AdvanceTimeMilliseconds(25);
-  controller_->Process();
-
-  // Let the pacer not be full next time the controller checks.
-  EXPECT_CALL(*pacer_, ExpectedQueueTimeMs())
-      .WillOnce(Return(PacedSender::kMaxQueueLengthMs - 1));
-  EXPECT_CALL(observer_, OnNetworkChanged(kInitialBitrateBps * 2, _, _));
-  controller_->Process();
-}
-
 }  // namespace test
 }  // namespace webrtc