Remove MockRemoteBitrateObserver (unused)

webrtc/modules/remote_bitrate_estimator/include/mock/mock_remote_bitrate_estimator.h

Index: webrtc/modules/remote_bitrate_estimator/include/mock/mock_remote_bitrate_estimator.h
diff --git a/webrtc/modules/remote_bitrate_estimator/include/mock/mock_remote_bitrate_estimator.h b/webrtc/modules/remote_bitrate_estimator/include/mock/mock_remote_bitrate_estimator.h
deleted file mode 100644
index 8ef645b1317c5b9c3fbaf25c7153029e864b3af6..0000000000000000000000000000000000000000
--- a/webrtc/modules/remote_bitrate_estimator/include/mock/mock_remote_bitrate_estimator.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- *  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.
- */
-
-#ifndef WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_INCLUDE_MOCK_MOCK_REMOTE_BITRATE_ESTIMATOR_H_
-#define WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_INCLUDE_MOCK_MOCK_REMOTE_BITRATE_ESTIMATOR_H_
-
-#include <vector>
-
-#include "webrtc/modules/remote_bitrate_estimator/include/remote_bitrate_estimator.h"
-#include "webrtc/test/gmock.h"
-
-namespace webrtc {
-
-class MockRemoteBitrateObserver : public RemoteBitrateObserver {
- public:
-  MOCK_METHOD2(OnReceiveBitrateChanged,
-               void(const std::vector<uint32_t>& ssrcs, uint32_t bitrate));
-};
-
-class MockRemoteBitrateEstimator : public RemoteBitrateEstimator {
- public:
-  MOCK_METHOD3(IncomingPacket, void(int64_t, size_t, const RTPHeader&));
-  MOCK_METHOD1(RemoveStream, void(uint32_t));
-  MOCK_CONST_METHOD2(LatestEstimate, bool(std::vector<uint32_t>*, uint32_t*));
-
-  // From CallStatsObserver;
-  MOCK_METHOD2(OnRttUpdate, void(int64_t, int64_t));
-
-  // From Module.
-  MOCK_METHOD0(TimeUntilNextProcess, int64_t());
-  MOCK_METHOD0(Process, void());
-  MOCK_METHOD1(SetMinBitrate, void(int));
-};
-
-}  // namespace webrtc
-
-#endif  // WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_INCLUDE_MOCK_MOCK_REMOTE_BITRATE_ESTIMATOR_H_