Port QuicServer to Chrome network stack

net/quic/quic_server_packet_writer.cc

Index: net/quic/quic_server_packet_writer.cc
diff --git a/net/quic/quic_server_packet_writer.cc b/net/quic/quic_server_packet_writer.cc
index c2635b699eb3efd06713015d8ba6fcd1a2d93a4e..1dfeb56334d77255f5d562989edce79be868f87e 100644
--- a/net/quic/quic_server_packet_writer.cc
+++ b/net/quic/quic_server_packet_writer.cc
@@ -6,15 +6,14 @@
 
 #include "base/location.h"
 #include "base/logging.h"
+#include "base/message_loop/message_loop.h"
 #include "base/metrics/sparse_histogram.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
+#include "net/quic/crypto/quic_random.h"
 
 namespace net {
 
-QuicServerPacketWriter::QuicServerPacketWriter() : weak_factory_(this) {
-}
-
 QuicServerPacketWriter::QuicServerPacketWriter(UDPServerSocket* socket)
     : weak_factory_(this),
       socket_(socket),
@@ -26,8 +25,9 @@ QuicServerPacketWriter::~QuicServerPacketWriter() {
 
 WriteResult QuicServerPacketWriter::WritePacket(
     const char* buffer, size_t buf_len,
-    const net::IPAddressNumber& self_address,
-    const net::IPEndPoint& peer_address) {
+    const IPAddressNumber& self_address,
+    const IPEndPoint& peer_address,
+    base::Callback<void(WriteResult wr)> callback) {
   scoped_refptr<StringIOBuffer> buf(
       new StringIOBuffer(std::string(buffer, buf_len)));
   DCHECK(!IsWriteBlocked());
@@ -44,9 +44,9 @@ WriteResult QuicServerPacketWriter::WritePacket(
     } else {
       status = WRITE_STATUS_BLOCKED;
       write_blocked_ = true;
+      callback_ = callback;
     }
   }
-
   return WriteResult(status, rv);
 }
 
@@ -67,8 +67,10 @@ void QuicServerPacketWriter::OnWriteComplete(int rv) {
   DCHECK_NE(rv, ERR_IO_PENDING);
   write_blocked_ = false;
   WriteResult result(rv < 0 ? WRITE_STATUS_ERROR : WRITE_STATUS_OK, rv);
-  connection_->OnPacketSent(result);
-  connection_->OnCanWrite();
+  if (!callback_.is_null()) {
+    callback_.Run(result);
+  }
+  blocked_writer_->OnCanWrite();
 }
 
 }  // namespace net