Consolidate constructormagic macros with Chromium version and remove Chromium override.

webrtc/modules/rtp_rtcp/source/rtp_format_h264.cc

 /*
  *  Copyright (c) 2014 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 135 matching lines @@
   h264_header->packetization_type = kH264FuA;
   h264_header->nalu_type = original_nal_type;
   return true;
 }
 }  // namespace
 
 RtpPacketizerH264::RtpPacketizerH264(FrameType frame_type,
                                      size_t max_payload_len)
     : payload_data_(NULL),
       payload_size_(0),
-      max_payload_len_(max_payload_len),
-      frame_type_(frame_type) {
+      max_payload_len_(max_payload_len) {
 }
 
 RtpPacketizerH264::~RtpPacketizerH264() {
 }
 
 void RtpPacketizerH264::SetPayloadData(
     const uint8_t* payload_data,
     size_t payload_size,
     const RTPFragmentationHeader* fragmentation) {
   assert(packets_.empty());
@@ skipping 198 matching lines @@
     // will depacketize the STAP-A into NAL units later.
     if (!ParseSingleNalu(parsed_payload, payload_data, payload_data_length))
       return false;
   }
 
   parsed_payload->payload = payload_data + offset;
   parsed_payload->payload_length = payload_data_length - offset;
   return true;
 }
 }  // namespace webrtc