Cast:Adding cast_transport_config and cleaning up

media/cast/rtcp/test_rtcp_packet_builder.cc

 // 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.
 
 #include "media/cast/rtcp/test_rtcp_packet_builder.h"
 
 #include "base/logging.h"
 
 namespace media {
 namespace cast {
 
 TestRtcpPacketBuilder::TestRtcpPacketBuilder()
     : ptr_of_length_(NULL),
-      big_endian_writer_(buffer_, kIpPacketSize) {
+      big_endian_writer_(buffer_, kMaxIpPacketSize) {
 }
 
 void TestRtcpPacketBuilder::AddSr(uint32 sender_ssrc,
                                   int number_of_report_blocks) {
   AddRtcpHeader(200, number_of_report_blocks);
   big_endian_writer_.WriteU32(sender_ssrc);
   big_endian_writer_.WriteU32(kNtpHigh);  // NTP timestamp.
   big_endian_writer_.WriteU32(kNtpLow);
   big_endian_writer_.WriteU32(kRtpTimestamp);
   big_endian_writer_.WriteU32(kSendPacketCount);
@@ skipping 253 matching lines @@
   big_endian_writer_.WriteU8(0x80 | (format_or_count & 0x1F));
   big_endian_writer_.WriteU8(payload);
   ptr_of_length_ = big_endian_writer_.ptr();
 
   // Initialize length to "clearly illegal".
   big_endian_writer_.WriteU16(0xDEAD);
 }
 
 }  // namespace cast
 }  // namespace media