UDP transient errors should not be fatal

content/browser/renderer_host/p2p/socket_host_udp.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 "content/browser/renderer_host/p2p/socket_host_udp.h"
 
 #include "base/bind.h"
 #include "content/common/p2p_messages.h"
 #include "ipc/ipc_sender.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_util.h"
 
 namespace {
 
 // UDP packets cannot be bigger than 64k.
 const int kReadBufferSize = 65536;
 
 // Defines set of transient errors. These errors are ignored when we get them
-// from sendto() calls.
+// from sendto() or recvfrom() calls.
+//
+// net::ERR_OUT_OF_MEMORY
+//
+// This is caused by ENOBUFS which means the buffer of the network interface
+// is full.
+//
+// net::ERR_CONNECTION_RESET
+//
+// This is caused by WSAENETRESET or WSAECONNRESET which means the
+// last send resulted in an "ICMP Port Unreachable" message.
 bool IsTransientError(int error) {
   return error == net::ERR_ADDRESS_UNREACHABLE ||
          error == net::ERR_ADDRESS_INVALID ||
-         error == net::ERR_ACCESS_DENIED;
+         error == net::ERR_ACCESS_DENIED ||
+         error == net::ERR_CONNECTION_RESET ||
+         error == net::ERR_OUT_OF_MEMORY;
 }
 
 }  // namespace
 
 namespace content {
 
 P2PSocketHostUdp::PendingPacket::PendingPacket(
     const net::IPEndPoint& to, const std::vector<char>& content)
     : to(to),
       data(new net::IOBuffer(content.size())),
@@ skipping 179 matching lines @@
 }
 
 P2PSocketHost* P2PSocketHostUdp::AcceptIncomingTcpConnection(
     const net::IPEndPoint& remote_address, int id) {
   NOTREACHED();
   OnError();
   return NULL;
 }
 
 }  // namespace content