Disconnect native messaging port on read pipe EOF.

net/base/net_errors_win.cc

Index: net/base/net_errors_win.cc
diff --git a/net/base/net_errors_win.cc b/net/base/net_errors_win.cc
index 2cde82f4d25c194d7a67742b9e25618ab3af1d23..7f27deec7ef4c0f029ea5ea20be9c235584bfeb7 100644
--- a/net/base/net_errors_win.cc
+++ b/net/base/net_errors_win.cc
@@ -110,6 +110,8 @@ Error MapSystemError(int os_error) {
       return ERR_ACCESS_DENIED;    // been detected.
     case ERROR_BAD_DEVICE:  // The specified device name is invalid.
       return ERR_INVALID_ARGUMENT;
+    case ERROR_BROKEN_PIPE:  // Pipe is not connected.
+      return ERR_CONNECTION_RESET;

[wtc, 2013/09/25 23:03:12]

On Unix, we map EPIPE to ERR_CONNECTION_RESET. The error message for EPIPE is
"Broken pipe". So it seems that this error code mapping is correct, even though
I am also not familiar with the Windows ERROR_BROKEN_PIPE error code :-)

 
     case ERROR_SUCCESS:
       return OK;