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

chrome/renderer/media/cast_transport_sender_ipc.h

 // 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.
 
 #ifndef CHROME_RENDERER_MEDIA_CAST_TRANSPORT_SENDER_IPC_H_
 #define CHROME_RENDERER_MEDIA_CAST_TRANSPORT_SENDER_IPC_H_
 
 #include <map>
 
 #include "base/thread_task_runner_handle.h"
@@ skipping 23 matching lines @@
   void InitializeAudio(
       const media::cast::CastTransportRtpConfig& config,
       const media::cast::RtcpCastMessageCallback& cast_message_cb,
       const media::cast::RtcpRttCallback& rtt_cb) override;
   void InitializeVideo(
       const media::cast::CastTransportRtpConfig& config,
       const media::cast::RtcpCastMessageCallback& cast_message_cb,
       const media::cast::RtcpRttCallback& rtt_cb) override;
   void InsertFrame(uint32 ssrc,
                    const media::cast::EncodedFrame& frame) override;
-  void SendSenderReport(uint32 ssrc,
-                        base::TimeTicks current_time,
-                        uint32 current_time_as_rtp_timestamp) override;
+  void SendSenderReport(
+      uint32 ssrc,
+      base::TimeTicks current_time,
+      media::cast::RtpTimeTicks current_time_as_rtp_timestamp) override;
   void CancelSendingFrames(uint32 ssrc,
                            const std::vector<uint32>& frame_ids) override;
   void ResendFrameForKickstart(uint32 ssrc, uint32 frame_id) override;
   void AddValidSsrc(uint32 ssrc) override;
   void SendRtcpFromRtpReceiver(
       uint32 ssrc,
       uint32 sender_ssrc,
       const media::cast::RtcpTimeData& time_data,
       const media::cast::RtcpCastMessage* cast_message,
       base::TimeDelta target_delay,
@@ skipping 26 matching lines @@
   media::cast::PacketReceiverCallback packet_callback_;
   media::cast::CastTransportStatusCallback status_callback_;
   media::cast::BulkRawEventsCallback raw_events_callback_;
   typedef std::map<uint32, ClientCallbacks> ClientMap;
   ClientMap clients_;
 
   DISALLOW_COPY_AND_ASSIGN(CastTransportSenderIPC);
 };
 
 #endif  // CHROME_RENDERER_MEDIA_CAST_TRANSPORT_SENDER_IPC_H_