Revert of Remove typedefs.h from webrtc/ root (part 1)

webrtc/modules/remote_bitrate_estimator/test/bwe.cc

 /*
  *  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 79 matching lines @@
   switch (estimator) {
     case kRembEstimator:
       return new RembBweSender(kbps, observer, clock);
     case kSendSideEstimator:
       return new SendSideBweSender(kbps, observer, clock);
     case kNadaEstimator:
       return new NadaBweSender(kbps, observer, clock);
     case kBbrEstimator:
       return new BbrBweSender(observer, clock);
     case kTcpEstimator:
-      RTC_FALLTHROUGH();
+      FALLTHROUGH();
     case kNullEstimator:
       return new NullBweSender();
   }
   assert(false);
   return NULL;
 }
 
 BweReceiver* CreateBweReceiver(BandwidthEstimatorType type,
                                int flow_id,
                                bool plot) {
@@ skipping 165 matching lines @@
 
 float LossAccount::LossRatio() {
   if (num_total == 0)
     return 0.0f;
   return static_cast<float>(num_lost) / num_total;
 }
 
 }  // namespace bwe
 }  // namespace testing
 }  // namespace webrtc