Cast:Moving netwrok sender related code to a designated folder

media/cast/pacing/mock_paced_packet_sender.h

Index: media/cast/pacing/mock_paced_packet_sender.h
diff --git a/media/cast/pacing/mock_paced_packet_sender.h b/media/cast/pacing/mock_paced_packet_sender.h
deleted file mode 100644
index 7d81b88cc69842f31e397c11fa1e92da5da94a33..0000000000000000000000000000000000000000
--- a/media/cast/pacing/mock_paced_packet_sender.h
+++ /dev/null
@@ -1,27 +0,0 @@
-// 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_PACING_MOCK_PACED_PACKET_SENDER_H_
-#define MEDIA_CAST_PACING_MOCK_PACED_PACKET_SENDER_H_
-
-#include "media/cast/pacing/paced_sender.h"
-#include "testing/gmock/include/gmock/gmock.h"
-
-namespace media {
-namespace cast {
-
-class MockPacedPacketSender : public PacedPacketSender {
- public:
-  MockPacedPacketSender();
-  virtual ~MockPacedPacketSender();
-
-  MOCK_METHOD1(SendPackets, bool(const PacketList& packets));
-  MOCK_METHOD1(ResendPackets, bool(const PacketList& packets));
-  MOCK_METHOD1(SendRtcpPacket, bool(const Packet& packet));
-};
-
-}  // namespace cast
-}  // namespace media
-
-#endif  // MEDIA_CAST_PACING_MOCK_PACED_PACKET_SENDER_H_