Cast: Avoid retransmit if we sent the same packet recently (less than RTT)

media/cast/rtcp/rtcp_unittest.cc

Index: media/cast/rtcp/rtcp_unittest.cc
diff --git a/media/cast/rtcp/rtcp_unittest.cc b/media/cast/rtcp/rtcp_unittest.cc
index d5bf312c3e06531c0ea1716a692b4103ce74c728..095e6d24df90ff50b4f09ae8784ca216da7b2ddc 100644
--- a/media/cast/rtcp/rtcp_unittest.cc
+++ b/media/cast/rtcp/rtcp_unittest.cc
@@ -104,7 +104,8 @@ class LocalRtcpTransport : public transport::PacedPacketSender {
   }
 
   virtual bool ResendPackets(
-      const transport::SendPacketVector& packets) OVERRIDE {
+      const transport::SendPacketVector& packets,
+      base::TimeDelta dedupe_window) OVERRIDE {
     return false;
   }