Replace uses of raw uint32's with a type-checked RtpTimeTicks data type.

media/cast/net/cast_transport_sender_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/cast/net/cast_transport_sender_impl.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/single_thread_task_runner.h"
@@ skipping 247 matching lines @@
   } else if (video_sender_ && ssrc == video_sender_->ssrc()) {
     EncryptAndSendFrame(frame, &video_encryptor_, video_sender_.get());
   } else {
     NOTREACHED() << "Invalid InsertFrame call.";
   }
 }
 
 void CastTransportSenderImpl::SendSenderReport(
     uint32_t ssrc,
     base::TimeTicks current_time,
-    uint32_t current_time_as_rtp_timestamp) {
+    RtpTimeTicks current_time_as_rtp_timestamp) {
   if (audio_sender_ && ssrc == audio_sender_->ssrc()) {
     audio_rtcp_session_->SendRtcpFromRtpSender(
         current_time, current_time_as_rtp_timestamp,
         audio_sender_->send_packet_count(), audio_sender_->send_octet_count());
   } else if (video_sender_ && ssrc == video_sender_->ssrc()) {
     video_rtcp_session_->SendRtcpFromRtpSender(
         current_time, current_time_as_rtp_timestamp,
         video_sender_->send_packet_count(), video_sender_->send_octet_count());
   } else {
     NOTREACHED() << "Invalid request for sending RTCP packet.";
@@ skipping 204 matching lines @@
                   sender_ssrc);
   rtcp.SendRtcpFromRtpReceiver(time_data,
                                cast_message,
                                target_delay,
                                rtcp_events,
                                rtp_receiver_statistics);
 }
 
 }  // namespace cast
 }  // namespace media