Structure of BBR's implementation,some main classes and functions which are going to be used

webrtc/modules/remote_bitrate_estimator/test/estimators/stats.cc

Index: webrtc/modules/remote_bitrate_estimator/test/estimators/stats.cc
diff --git a/webrtc/modules/remote_bitrate_estimator/test/estimators/stats.cc b/webrtc/modules/remote_bitrate_estimator/test/estimators/stats.cc
new file mode 100644
index 0000000000000000000000000000000000000000..d837317723dc123e56fbda06f9bdcb6460580e17
--- /dev/null
+++ b/webrtc/modules/remote_bitrate_estimator/test/estimators/stats.cc
@@ -0,0 +1,18 @@
+/*
+ *  Copyright (c) 2017 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.
+ *
+ */
+
+#include "webrtc/modules/remote_bitrate_estimator/test/estimators/stats.h"
+
+namespace webrtc {
+namespace testing {
+namespace bwe {}
+}
+}