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

media/cast/net/rtcp/rtcp_builder_unittest.cc

Index: media/cast/net/rtcp/rtcp_builder_unittest.cc
diff --git a/media/cast/net/rtcp/rtcp_builder_unittest.cc b/media/cast/net/rtcp/rtcp_builder_unittest.cc
index f39c82db240f66046603bc0c67997acb79b32c2e..2c1accb8aa155b7c5eb0159b95c49127808a3c03 100644
--- a/media/cast/net/rtcp/rtcp_builder_unittest.cc
+++ b/media/cast/net/rtcp/rtcp_builder_unittest.cc
@@ -214,7 +214,7 @@ TEST_F(RtcpBuilderTest, RtcpReceiverReportWithRrtrCastMessageAndLog) {
   p.AddReceiverEventLog(kLostPacketId1, PACKET_RECEIVED, kTimeDelayMs);
 
   FrameEvent frame_event;
-  frame_event.rtp_timestamp = kRtpTimestamp;
+  frame_event.rtp_timestamp = RtpTimeTicks().Expand(kRtpTimestamp);
   frame_event.type = FRAME_ACK_SENT;
   frame_event.media_type = VIDEO_EVENT;
   frame_event.timestamp = testing_clock.NowTicks();
@@ -222,7 +222,7 @@ TEST_F(RtcpBuilderTest, RtcpReceiverReportWithRrtrCastMessageAndLog) {
   testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeDelayMs));
 
   PacketEvent packet_event;
-  packet_event.rtp_timestamp = kRtpTimestamp;
+  packet_event.rtp_timestamp = RtpTimeTicks().Expand(kRtpTimestamp);

[Irfan, 2015/12/09 21:24:28]

consider making kRtpTimestamp a RtpTimeTicks value and avoid the expansion code
in a number of places ?

[miu, 2015/12/10 00:38:37]

Done.

   packet_event.type = PACKET_RECEIVED;
   packet_event.media_type = VIDEO_EVENT;
   packet_event.timestamp = testing_clock.NowTicks();
@@ -275,7 +275,8 @@ TEST_F(RtcpBuilderTest, RtcpReceiverReportWithOversizedFrameLog) {
 
   for (size_t i = 0; i < kRtcpMaxReceiverLogMessages; ++i) {
     PacketEvent packet_event;
-    packet_event.rtp_timestamp = kRtpTimestamp + 2345;
+    packet_event.rtp_timestamp =
+        RtpTimeTicks().Expand(kRtpTimestamp) + RtpTimeDelta::FromTicks(2345);
     packet_event.type = PACKET_RECEIVED;
     packet_event.media_type = VIDEO_EVENT;
     packet_event.timestamp = testing_clock.NowTicks();
@@ -322,7 +323,8 @@ TEST_F(RtcpBuilderTest, RtcpReceiverReportWithTooManyLogFrames) {
 
   for (size_t i = 0; i < kRtcpMaxReceiverLogMessages; ++i) {
     FrameEvent frame_event;
-    frame_event.rtp_timestamp = kRtpTimestamp + static_cast<int>(i);
+    frame_event.rtp_timestamp =
+        RtpTimeTicks().Expand(kRtpTimestamp) + RtpTimeDelta::FromTicks(i);
     frame_event.type = FRAME_ACK_SENT;
     frame_event.media_type = VIDEO_EVENT;
     frame_event.timestamp = testing_clock.NowTicks();
@@ -368,7 +370,7 @@ TEST_F(RtcpBuilderTest, RtcpReceiverReportWithOldLogFrames) {
   ReceiverRtcpEventSubscriber event_subscriber(500, VIDEO_EVENT);
   for (int i = 0; i < 11; ++i) {
     FrameEvent frame_event;
-    frame_event.rtp_timestamp = kRtpTimestamp;
+    frame_event.rtp_timestamp = RtpTimeTicks().Expand(kRtpTimestamp);
     frame_event.type = FRAME_ACK_SENT;
     frame_event.media_type = VIDEO_EVENT;
     frame_event.timestamp = testing_clock.NowTicks();
@@ -419,7 +421,7 @@ TEST_F(RtcpBuilderTest, RtcpReceiverReportRedundancy) {
     }
 
     FrameEvent frame_event;
-    frame_event.rtp_timestamp = kRtpTimestamp;
+    frame_event.rtp_timestamp = RtpTimeTicks().Expand(kRtpTimestamp);
     frame_event.type = FRAME_ACK_SENT;
     frame_event.media_type = VIDEO_EVENT;
     frame_event.timestamp = testing_clock.NowTicks();
@@ -446,7 +448,7 @@ TEST_F(RtcpBuilderTest, RtcpSenderReport) {
   RtcpSenderInfo sender_info;
   sender_info.ntp_seconds = kNtpHigh;
   sender_info.ntp_fraction = kNtpLow;
-  sender_info.rtp_timestamp = kRtpTimestamp;
+  sender_info.rtp_timestamp = RtpTimeTicks().Expand(kRtpTimestamp);
   sender_info.send_packet_count = kSendPacketCount;
   sender_info.send_octet_count = kSendOctetCount;