cast: Split Rtcp into two for sender and receiver

media/cast/sender/video_sender_unittest.cc

 // 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.
 
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 41 matching lines @@
         number_of_rtcp_packets_(0),
         paused_(false) {}
 
   // A singular packet implies a RTCP packet.
   bool SendPacket(PacketRef packet, const base::Closure& cb) final {
     if (paused_) {
       stored_packet_ = packet;
       callback_ = cb;
       return false;
     }
-    if (Rtcp::IsRtcpPacket(&packet->data[0], packet->data.size())) {
+    if (IsRtcpPacket(&packet->data[0], packet->data.size())) {
       ++number_of_rtcp_packets_;
     } else {
       // Check that at least one RTCP packet was sent before the first RTP
       // packet.  This confirms that the receiver will have the necessary lip
       // sync info before it has to calculate the playout time of the first
       // frame.
       if (number_of_rtp_packets_ == 0)
         EXPECT_LE(1, number_of_rtcp_packets_);
       ++number_of_rtp_packets_;
     }
@@ skipping 585 matching lines @@
                  << ", hfr=" << kTestCases[i].high_frame_rate);
     const scoped_refptr<VideoFrame> frame =
         CreateFakeFrame(resolution, kTestCases[i].high_frame_rate);
     EXPECT_EQ(kTestCases[i].expected_bitrate,
               PeerVideoSender::GetMaximumTargetBitrateForFrame(*frame));
   }
 }
 
 }  // namespace cast
 }  // namespace media