Using 64-bit timestamp in webrtc/p2p

webrtc/p2p/base/faketransportcontroller.h

Index: webrtc/p2p/base/faketransportcontroller.h
diff --git a/webrtc/p2p/base/faketransportcontroller.h b/webrtc/p2p/base/faketransportcontroller.h
index ae5e86669acdd9027a9e61acffa5e39ecba4bf85..d5fbec4e39c59abed0353618882584364a2e1b2e 100644
--- a/webrtc/p2p/base/faketransportcontroller.h
+++ b/webrtc/p2p/base/faketransportcontroller.h
@@ -205,7 +205,7 @@ class FakeTransportChannel : public TransportChannelImpl,
     } else {
       rtc::Thread::Current()->Send(this, 0, packet);
     }
-    rtc::SentPacket sent_packet(options.packet_id, rtc::Time());
+    rtc::SentPacket sent_packet(options.packet_id, rtc::Time64());
     SignalSentPacket(this, sent_packet);
     return static_cast<int>(len);
   }