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

ppapi/cpp/private/net_address_private.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_NET_ADDRESS_PRIVATE_H_
+#define PPAPI_CPP_PRIVATE_NET_ADDRESS_PRIVATE_H_
+
+#include <string>
+
+#include "ppapi/c/pp_stdint.h"
+
+struct PP_NetAddress_Private;
+
+namespace pp {
+
+class NetAddress {
+ public:
+  static bool AreEqual(const PP_NetAddress_Private& addr1,
+                       const PP_NetAddress_Private& addr2);
+  static bool AreHostsEqual(const PP_NetAddress_Private& addr1,
+                            const PP_NetAddress_Private& addr2);
+  static std::string Describe(const PP_NetAddress_Private& addr,
+                              bool include_port);
+  static bool ReplacePort(const PP_NetAddress_Private& addr_in,
+                          uint16_t port,
+                          PP_NetAddress_Private* addr_out);
+  static void GetAnyAddress(bool is_ipv6, PP_NetAddress_Private* addr);
+};
+
+}  // namespace pp
+
+#endif  // PPAPI_CPP_PRIVATE_NET_ADDRESS_PRIVATE_H_