Remove "This file includes unit tests" comments.

webrtc/video/encoder_state_feedback_unittest.cc

 /*
  *  Copyright (c) 2012 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.
  */
 
-
-// This file includes unit tests for EncoderStateFeedback.
 #include "webrtc/video/encoder_state_feedback.h"
 
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #include "webrtc/modules/bitrate_controller/include/bitrate_controller.h"
 #include "webrtc/modules/pacing/paced_sender.h"
 #include "webrtc/modules/pacing/packet_router.h"
 #include "webrtc/modules/utility/include/mock/mock_process_thread.h"
 #include "webrtc/video/vie_encoder.h"
@@ skipping 47 matching lines @@
       .Times(1);
   encoder_state_feedback.OnReceivedSLI(kSsrc, sli_picture_id);
 
   const uint64_t rpsi_picture_id = 9;
   EXPECT_CALL(encoder, OnReceivedRPSI(kSsrc, rpsi_picture_id))
       .Times(1);
   encoder_state_feedback.OnReceivedRPSI(kSsrc, rpsi_picture_id);
 }
 
 }  // namespace webrtc