[NaCl SDK] Support non blocking TCP/UDP

native_client_sdk/src/libraries/nacl_io/mount_node_char.h

 // Copyright (c) 2013 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.
 
 #ifndef LIBRARIES_NACL_IO_MOUNT_NODE_CHAR_H
 #define LIBRARIES_NACL_IO_MOUNT_NODE_CHAR_H
 
 #include "nacl_io/mount_node.h"
 
 namespace nacl_io {
 
 class MountNodeCharDevice : public MountNode {
  public:
   explicit MountNodeCharDevice(Mount* mount) : MountNode(mount) {
     stat_.st_mode = S_IFCHR;
   }
-
-  virtual uint32_t GetEventStatus() {
-    return 0;
-  }
 };
 
 }
 
 #endif  // LIBRARIES_NACL_IO_MOUNT_NODE_CHAR_H