Revert "Update includes for webrtc/{base => rtc_base} rename (1/3)"

webrtc/modules/rtp_rtcp/source/rtcp_packet/compound_packet.cc

 /*
  *  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.
  */
 
 #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/compound_packet.h"
 
-#include "webrtc/rtc_base/checks.h"
+#include "webrtc/base/checks.h"
 
 namespace webrtc {
 namespace rtcp {
 
 CompoundPacket::CompoundPacket() = default;
 
 CompoundPacket::~CompoundPacket() = default;
 
 void CompoundPacket::Append(RtcpPacket* packet) {
   RTC_CHECK(packet);
@@ skipping 14 matching lines @@
 size_t CompoundPacket::BlockLength() const {
   size_t block_length = 0;
   for (RtcpPacket* appended : appended_packets_) {
     block_length += appended->BlockLength();
   }
   return block_length;
 }
 
 }  // namespace rtcp
 }  // namespace webrtc