Added NiceMock for MockRtcEventLog in several unittests where we don't care about the event logging.

webrtc/modules/remote_bitrate_estimator/test/estimators/remb.h

 /*
  *  Copyright (c) 2015 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 28 matching lines @@
   void OnPacketsSent(const Packets& packets) override {}
   int64_t TimeUntilNextProcess() override;
   void Process() override;
 
  protected:
   std::unique_ptr<BitrateController> bitrate_controller_;
   std::unique_ptr<RtcpBandwidthObserver> feedback_observer_;
 
  private:
   Clock* clock_;
-  MockRtcEventLog event_log_;
+  ::testing::NiceMock<MockRtcEventLog> event_log_;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(RembBweSender);
 };
 
 class RembReceiver : public BweReceiver, public RemoteBitrateObserver {
  public:
   static const uint32_t kRemoteBitrateEstimatorMinBitrateBps = 30000;
 
   RembReceiver(int flow_id, bool plot);
   virtual ~RembReceiver();
@@ skipping 18 matching lines @@
   std::unique_ptr<RemoteBitrateEstimator> estimator_;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(RembReceiver);
 };
 
 }  // namespace bwe
 }  // namespace testing
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_TEST_ESTIMATORS_REMB_H_