Unify the QUIC dispatcher and make the QuicServer work.

net/tools/quic/quic_dispatcher_test.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_dispatcher.h"
 
 #include <string>
 
 #include "base/strings/string_piece.h"
 #include "net/quic/crypto/crypto_handshake.h"
@@ skipping 107 matching lines @@
 class QuicDispatcherTest : public ::testing::Test {
  public:
   QuicDispatcherTest()
       : helper_(&eps_),
         crypto_config_(QuicCryptoServerConfig::TESTING,
                        QuicRandom::GetInstance()),
         dispatcher_(config_, crypto_config_, &eps_),
         time_wait_list_manager_(nullptr),
         session1_(nullptr),
         session2_(nullptr) {
-    dispatcher_.Initialize(1);
+    dispatcher_.InitializeWithWriter(new QuicDefaultPacketWriter(1));
   }
 
   ~QuicDispatcherTest() override {}
 
   MockConnection* connection1() {
     return reinterpret_cast<MockConnection*>(session1_->connection());
   }
 
   MockConnection* connection2() {
     return reinterpret_cast<MockConnection*>(session2_->connection());
@@ skipping 350 matching lines @@
   // And we'll resume where we left off when we get another call.
   EXPECT_CALL(*connection2(), OnCanWrite());
   dispatcher_.OnCanWrite();
   EXPECT_FALSE(dispatcher_.HasPendingWrites());
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace tools
 }  // namespace net