Changes StreamFramePacketOverhead to use offset in determining overhead.

net/quic/quic_packet_creator.cc

 // Copyright (c) 2012 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 "net/quic/quic_packet_creator.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "net/quic/crypto/quic_random.h"
 #include "net/quic/quic_ack_notifier.h"
@@ skipping 187 matching lines @@
                                         should_fec_protect_ ? IN_FEC_GROUP :
                                                               NOT_IN_FEC_GROUP);
 }
 
 // static
 size_t QuicPacketCreator::StreamFramePacketOverhead(
     QuicVersion version,
     QuicConnectionIdLength connection_id_length,
     bool include_version,
     QuicSequenceNumberLength sequence_number_length,
+    QuicStreamOffset offset,
     InFecGroup is_in_fec_group) {
   return GetPacketHeaderSize(connection_id_length, include_version,
                              sequence_number_length, is_in_fec_group) +
       // Assumes this is a stream with a single lone packet.
-      QuicFramer::GetMinStreamFrameSize(version, 1u, 0u, true, is_in_fec_group);
+      QuicFramer::GetMinStreamFrameSize(version, 1u, offset, true,
+                                        is_in_fec_group);
 }
 
 size_t QuicPacketCreator::CreateStreamFrame(QuicStreamId id,
                                             const IOVector& data,
                                             QuicStreamOffset offset,
                                             bool fin,
                                             QuicFrame* frame) {
   DCHECK_GT(options_.max_packet_length,
             StreamFramePacketOverhead(
                 framer_->version(), PACKET_8BYTE_CONNECTION_ID, kIncludeVersion,
-                PACKET_6BYTE_SEQUENCE_NUMBER, IN_FEC_GROUP));
+                PACKET_6BYTE_SEQUENCE_NUMBER, offset, IN_FEC_GROUP));
 
   InFecGroup is_in_fec_group = MaybeUpdateLengthsAndStartFec();
 
   LOG_IF(DFATAL, !HasRoomForStreamFrame(id, offset))
       << "No room for Stream frame, BytesFree: " << BytesFree()
       << " MinStreamFrameSize: "
       << QuicFramer::GetMinStreamFrameSize(
           framer_->version(), id, offset, true, is_in_fec_group);
 
   if (data.Empty()) {
@@ skipping 275 matching lines @@
   if (!is_handshake) {
     return;
   }
 
   QuicPaddingFrame padding;
   bool success = AddFrame(QuicFrame(&padding), false);
   DCHECK(success);
 }
 
 }  // namespace net