Add a new overuse estimator for the delay based BWE behind experiment.

webrtc/modules/BUILD.gn

 # 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.
 
 import("../build/webrtc.gni")
 import("audio_coding/audio_coding.gni")
@@ skipping 381 matching lines @@
       "bitrate_controller/bitrate_controller_unittest.cc",
       "bitrate_controller/send_side_bandwidth_estimation_unittest.cc",
       "congestion_controller/congestion_controller_unittest.cc",
       "congestion_controller/delay_based_bwe_unittest.cc",
       "congestion_controller/delay_based_bwe_unittest_helper.cc",
       "congestion_controller/delay_based_bwe_unittest_helper.h",
       "congestion_controller/probe_bitrate_estimator_unittest.cc",
       "congestion_controller/probe_controller_unittest.cc",
       "congestion_controller/probing_interval_estimator_unittest.cc",
       "congestion_controller/transport_feedback_adapter_unittest.cc",
+      "congestion_controller/trendline_estimator_unittest.cc",
       "media_file/media_file_unittest.cc",
       "module_common_types_unittest.cc",
       "pacing/alr_detector_unittest.cc",
       "pacing/bitrate_prober_unittest.cc",
       "pacing/paced_sender_unittest.cc",
       "pacing/packet_router_unittest.cc",
       "remote_bitrate_estimator/aimd_rate_control_unittest.cc",
       "remote_bitrate_estimator/include/mock/mock_remote_bitrate_estimator.h",
       "remote_bitrate_estimator/include/mock/mock_remote_bitrate_observer.h",
       "remote_bitrate_estimator/inter_arrival_unittest.cc",
@@ skipping 333 matching lines @@
       "../test:test_common",
       "../test:test_support_main",
       "remote_bitrate_estimator:bwe_simulator_lib",
       "video_capture",
       "//testing/gmock",
       "//testing/gtest",
       "//third_party/gflags",
     ]
   }
 }