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

media/cast/logging/logging_defines.h

 // Copyright 2013 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 MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_
 #define MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/time/time.h"
+#include "media/cast/common/rtp_time.h"
 
 namespace media {
 namespace cast {
 
 static const uint32_t kFrameIdUnknown = 0xFFFFFFFF;
 
-typedef uint32_t RtpTimestamp;
-
 enum CastLoggingEvent {
   UNKNOWN,
   // Sender side frame events.
   FRAME_CAPTURE_BEGIN,
   FRAME_CAPTURE_END,
   FRAME_ENCODED,
   FRAME_ACK_RECEIVED,
   // Receiver side frame events.
   FRAME_ACK_SENT,
   FRAME_DECODED,
@@ skipping 14 matching lines @@
   AUDIO_EVENT,
   VIDEO_EVENT,
   UNKNOWN_EVENT,
   EVENT_MEDIA_TYPE_LAST = UNKNOWN_EVENT
 };
 
 struct FrameEvent {
   FrameEvent();
   ~FrameEvent();
 
-  RtpTimestamp rtp_timestamp;
+  RtpTimeTicks rtp_timestamp;
   uint32_t frame_id;
 
   // Resolution of the frame. Only set for video FRAME_CAPTURE_END events.
   int width;
   int height;
 
   // Size of encoded frame in bytes. Only set for FRAME_ENCODED event.
   size_t size;
 
   // Time of event logged.
@@ skipping 19 matching lines @@
   // Encoding performance metrics. See media/cast/sender/sender_encoded_frame.h
   // for a description of these values.
   double encoder_cpu_utilization;
   double idealized_bitrate_utilization;
 };
 
 struct PacketEvent {
   PacketEvent();
   ~PacketEvent();
 
-  RtpTimestamp rtp_timestamp;
+  RtpTimeTicks rtp_timestamp;
   uint32_t frame_id;
   uint16_t max_packet_id;
   uint16_t packet_id;
   size_t size;
 
   // Time of event logged.
   base::TimeTicks timestamp;
   CastLoggingEvent type;
   EventMediaType media_type;
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_