Convert NetworkState to IDL.

ppapi/c/dev/ppp_network_state_dev.h

-/* Copyright (c) 2011 The Chromium Authors. All rights reserved.
+/* Copyright (c) 2012 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.
  */
+
+/* From dev/ppp_network_state_dev.idl modified Wed Nov  7 09:50:23 2012. */
+
 #ifndef PPAPI_C_DEV_PPP_NETWORK_STATE_DEV_H_
 #define PPAPI_C_DEV_PPP_NETWORK_STATE_DEV_H_
 
+#include "ppapi/c/pp_bool.h"
+#include "ppapi/c/pp_macros.h"
+#include "ppapi/c/pp_stdint.h"
+
+#define PPP_NETWORK_STATE_DEV_INTERFACE_0_1 "PPP_NetworkState(Dev);0.1"
+#define PPP_NETWORK_STATE_DEV_INTERFACE PPP_NETWORK_STATE_DEV_INTERFACE_0_1
+
 /**
  * @file
  * This file defines the PPP_NetworkState interface.
  */
 
-#define PPP_NETWORK_STATE_DEV_INTERFACE "PPP_NetworkState(Dev);0.1"
 
-struct PPP_NetworkState_Dev {
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+struct PPP_NetworkState_Dev_0_1 {
   /**
    * Notification that the online state has changed for the user's network.
    * This will change as a result of a network cable being plugged or
    * unplugged, WiFi connections going up and down, or other events.
    *
    * Note that being "online" isn't a guarantee that any particular connections
    * will succeed.
    */
   void (*SetOnLine)(PP_Bool is_online);
 };
 
-#endif  // PPAPI_C_DEV_PPP_NETWORK_STATE_DEV_H_
+typedef struct PPP_NetworkState_Dev_0_1 PPP_NetworkState_Dev;
+/**
+ * @}
+ */
+
+#endif  /* PPAPI_C_DEV_PPP_NETWORK_STATE_DEV_H_ */
+