Remove WritePacket() from internal server's QuicDispatcher;

net/tools/quic/quic_dispatcher.cc

Index: net/tools/quic/quic_dispatcher.cc
diff --git a/net/tools/quic/quic_dispatcher.cc b/net/tools/quic/quic_dispatcher.cc
index 18e75115947622884cb0326e21c5a7e351f702f8..802746fc038b339d47b23e254c77707a83bc5f4b 100644
--- a/net/tools/quic/quic_dispatcher.cc
+++ b/net/tools/quic/quic_dispatcher.cc
@@ -124,7 +124,6 @@ class QuicDispatcher::QuicFramerVisitor : public QuicFramerVisitorInterface {
 QuicDispatcher::QuicDispatcher(const QuicConfig& config,
                                const QuicCryptoServerConfig& crypto_config,
                                const QuicVersionVector& supported_versions,
-                               int fd,
                                EpollServer* epoll_server)
     : config_(config),
       crypto_config_(crypto_config),
@@ -133,7 +132,6 @@ QuicDispatcher::QuicDispatcher(const QuicConfig& config,
       delete_sessions_alarm_(new DeleteSessionsAlarm(this)),
       epoll_server_(epoll_server),
       helper_(new QuicEpollConnectionHelper(epoll_server_)),
-      writer_(new QuicPacketWriterWrapper(new QuicDefaultPacketWriter(fd))),
       supported_versions_(supported_versions),
       current_packet_(NULL),
       framer_(supported_versions, /*unused*/ QuicTime::Zero(), true),
@@ -146,6 +144,11 @@ QuicDispatcher::~QuicDispatcher() {
   STLDeleteElements(&closed_session_list_);
 }
 
+void QuicDispatcher::Initialize(int fd) {
+  DCHECK(writer_ == NULL);
+  writer_.reset(CreateWriterWrapper(CreateWriter(fd)));
+}
+
 // TODO(fnk): remove the Writer interface implementation in favor of
 // direct requests for blocked list placement from Connection/Session.
 WriteResult QuicDispatcher::WritePacket(const char* buffer, size_t buf_len,
@@ -327,10 +330,6 @@ void QuicDispatcher::OnConnectionClosed(QuicGuid guid, QuicErrorCode error) {
   CleanUpSession(it);
 }
 
-void QuicDispatcher::set_fd(int fd) {
-  writer_->set_writer(new QuicDefaultPacketWriter(fd));
-}
-
 QuicSession* QuicDispatcher::CreateQuicSession(
     QuicGuid guid,
     const IPEndPoint& server_address,
@@ -342,6 +341,19 @@ QuicSession* QuicDispatcher::CreateQuicSession(
   return session;
 }
 
+QuicPacketWriter* QuicDispatcher::CreateWriter(int fd) {
+  return new QuicDefaultPacketWriter(fd);
+}
+
+QuicPacketWriterWrapper* QuicDispatcher::CreateWriterWrapper(
+    QuicPacketWriter* writer) {
+  return new QuicPacketWriterWrapper(writer);
+}
+
+void QuicDispatcher::set_writer(QuicPacketWriter* writer) {
+  writer_->set_writer(writer);
+}
+
 bool QuicDispatcher::HandlePacketForTimeWait(
     const QuicPacketPublicHeader& header) {
   if (header.reset_flag) {