Update error-handling logic in ChromiumPacketSocketFactory.

remoting/jingle_glue/socket_util.cc

Index: remoting/jingle_glue/socket_util.cc
diff --git a/remoting/jingle_glue/socket_util.cc b/remoting/jingle_glue/socket_util.cc
new file mode 100644
index 0000000000000000000000000000000000000000..50e945dd67f1d49844eb1b5e223e3fe384b22f16
--- /dev/null
+++ b/remoting/jingle_glue/socket_util.cc
@@ -0,0 +1,42 @@
+// Copyright 2014 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 "remoting/jingle_glue/socket_util.h"
+
+#include "net/base/net_errors.h"
+
+namespace remoting {
+
+SocketErrorAction GetSocketErrorAction(int error) {
+  switch (error) {
+    // UDP is connectionless, so we may receive ICMP unreachable or reset errors
+    // for previous sends to different addresses.
+    case net::ERR_ADDRESS_UNREACHABLE:
+    case net::ERR_CONNECTION_RESET:
+      return SOCKET_ERROR_ACTION_RETRY;
+
+    // Target address is invalid. The socket is still usable for different
+    // target addresses and the error can be ignored.
+    case net::ERR_ADDRESS_INVALID:
+      return SOCKET_ERROR_ACTION_IGNORE;
+
+    // May be returned when the packet is blocked by local firewall (see
+    // https://code.google.com/p/webrtc/issues/detail?id=1207). The firewall may
+    // still allow us to send to other addresses, so ignore the error for this
+    // particular send.
+    case net::ERR_ACCESS_DENIED:
+      return SOCKET_ERROR_ACTION_IGNORE;
+
+    // Indicates that the buffer in the network adapter is full, so drop this
+    // packet and assume the socket is still usable.
+    case net::ERR_OUT_OF_MEMORY:
+      return SOCKET_ERROR_ACTION_IGNORE;
+
+    default:
+      return SOCKET_ERROR_ACTION_FAIL;
+  }
+}
+
+
+}  // namespace remoting