Makes QuicChromiumPacketWriter use the delegate for interacting with the connection.

net/quic/chromium/quic_chromium_client_session.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/chromium/quic_chromium_client_session.h"
 
 #include <utility>
 
 #include "base/callback_helpers.h"
 #include "base/location.h"
@@ skipping 930 matching lines @@
   CloseAllObservers(ERR_UNEXPECTED);
   NotifyFactoryOfSessionClosedLater();
 }
 
 void QuicChromiumClientSession::OnSuccessfulVersionNegotiation(
     const QuicVersion& version) {
   logger_->OnSuccessfulVersionNegotiation(version);
   QuicSpdySession::OnSuccessfulVersionNegotiation(version);
 }
 
-int QuicChromiumClientSession::OnWriteError(
+int QuicChromiumClientSession::HandleWriteError(
     int error_code,
     scoped_refptr<StringIOBuffer> packet) {
   DCHECK(packet != nullptr);
   use_error_code_from_rewrite_ = false;
   if (stream_factory_) {
     stream_factory_->MaybeMigrateSingleSession(this, WRITE_ERROR, packet);
   }
   return use_error_code_from_rewrite_ ? error_code_from_rewrite_ : error_code;
 }
 
+void QuicChromiumClientSession::OnWriteError(int error_code) {
+  DCHECK_NE(ERR_IO_PENDING, error_code);
+  DCHECK_GT(0, error_code);
+  connection()->OnWriteError(error_code);
+}
+
+void QuicChromiumClientSession::OnWriteUnblocked() {
+  connection()->OnCanWrite();
+}
+
 void QuicChromiumClientSession::OnPathDegrading() {
   if (stream_factory_) {
     stream_factory_->MaybeMigrateSingleSession(this, EARLY_MIGRATION, nullptr);
   }
 }
 
 bool QuicChromiumClientSession::HasOpenDynamicStreams() const {
   return QuicSession::HasOpenDynamicStreams() ||
          GetNumDrainingOutgoingStreams() > 0;
 }
@@ skipping 255 matching lines @@
 }
 
 void QuicChromiumClientSession::DeletePromised(
     QuicClientPromisedInfo* promised) {
   if (IsOpenStream(promised->id()))
     streams_pushed_and_claimed_count_++;
   QuicClientSessionBase::DeletePromised(promised);
 }
 
 }  // namespace net