Make the Pepper Flash net address just private, not Flash-specific.

ppapi/cpp/private/flash_udp_socket.h

 // Copyright (c) 2011 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 PPAPI_CPP_PRIVATE_FLASH_UDP_SOCKET_H_
 #define PPAPI_CPP_PRIVATE_FLASH_UDP_SOCKET_H_
 
 #include "ppapi/c/pp_stdint.h"
 #include "ppapi/c/private/ppb_flash_udp_socket.h"
 #include "ppapi/cpp/resource.h"
 
 namespace pp {
 
 class CompletionCallback;
 class Instance;
 
 namespace flash {
 
 class UDPSocket : public Resource {
  public:
   explicit UDPSocket(Instance* instance);
 
-  int32_t Bind(const PP_Flash_NetAddress* addr,
+  int32_t Bind(const PP_NetAddress_Private* addr,
                const CompletionCallback& callback);
   int32_t RecvFrom(char* buffer,
                    int32_t num_bytes,
                    const CompletionCallback& callback);
-  bool GetRecvFromAddress(PP_Flash_NetAddress* addr);
+  bool GetRecvFromAddress(PP_NetAddress_Private* addr);
   int32_t SendTo(const char* buffer,
                  int32_t num_bytes,
-                 const PP_Flash_NetAddress* addr,
+                 const PP_NetAddress_Private* addr,
                  const CompletionCallback& callback);
   void Close();
 };
 
 }  // namespace flash
 }  // namespace pp
 
 #endif  // PPAPI_CPP_PRIVATE_FLASH_UDP_SOCKET_H_