In QUIC, send data is copied to streams rather than frames. Protected by FLAGS_quic_reloadable_flag…

net/quic/core/quic_headers_stream_test.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 "net/quic/core/quic_headers_stream.h"
 
 #include <cstdint>
 #include <ostream>
 #include <string>
 #include <tuple>
@@ skipping 1030 matching lines @@
   EXPECT_EQ(consumed_data.fin_consumed, false);
 }
 
 TEST_P(QuicHeadersStreamTest, AckSentData) {
   if (!session_.use_stream_notifier()) {
     return;
   }
   EXPECT_CALL(session_,
               WritevData(headers_stream_, kHeadersStreamId, _, _, NO_FIN, _))
       .WillRepeatedly(
-          WithArgs<2>(Invoke(this, &QuicHeadersStreamTest::SaveIov)));
+          Invoke(&session_, &MockQuicSpdySession::ConsumeAndSaveAllData));
   InSequence s;
   QuicReferenceCountedPointer<MockAckListener> ack_listener1(
       new MockAckListener());
   QuicReferenceCountedPointer<MockAckListener> ack_listener2(
       new MockAckListener());
   QuicReferenceCountedPointer<MockAckListener> ack_listener3(
       new MockAckListener());
 
   // Packet 1.
   headers_stream_->WriteOrBufferData("Header5", false, ack_listener1);
@@ skipping 34 matching lines @@
   headers_stream_->OnStreamFrameAcked(frame1, QuicTime::Delta::Zero());
   headers_stream_->OnStreamFrameAcked(frame2, QuicTime::Delta::Zero());
   // Unsent data is acked.
   EXPECT_CALL(*connection_, CloseConnection(QUIC_INTERNAL_ERROR, _, _));
   headers_stream_->OnStreamFrameAcked(frame3, QuicTime::Delta::Zero());
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace net