Attach QuicAckNotifiers to the serialized packet, instead of individual

net/tools/quic/quic_spdy_client_stream.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/tools/quic/quic_spdy_client_stream.h"
 
 #include "net/spdy/spdy_framer.h"
 #include "net/tools/quic/quic_client_session.h"
 #include "net/tools/quic/spdy_utils.h"
 
@@ skipping 101 matching lines @@
 
   size_t delta = read_buf_len - len;
   if (delta > 0) {
     data_.append(data + len, delta);
   }
 
   return len;
 }
 
 void QuicSpdyClientStream::SendBody(const string& data, bool fin) {
-  WriteOrBufferData(data, fin, nullptr);
+  SendBody(data, fin, nullptr);
+}
+
+void QuicSpdyClientStream::SendBody(
+    const string& data,
+    bool fin,
+    QuicAckNotifier::DelegateInterface* delegate) {
+  WriteOrBufferData(data, fin, delegate);
 }
 
 }  // namespace tools
 }  // namespace net