Add missing ppp_graphics_3d.idl

ppapi/c/ppp_graphics_3d.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.
  */
+
+/* From ppp_graphics_3d.idl modified Tue Mar 13 12:09:59 2012. */
+
 #ifndef PPAPI_C_PPP_GRAPHICS_3D_H_
 #define PPAPI_C_PPP_GRAPHICS_3D_H_
 
 #include "ppapi/c/pp_instance.h"
+#include "ppapi/c/pp_macros.h"
+#include "ppapi/c/pp_stdint.h"
 
-#define PPP_GRAPHICS_3D_INTERFACE "PPP_Graphics_3D;1.0"
+#define PPP_GRAPHICS_3D_INTERFACE_1_0 "PPP_Graphics3D;1.0"
+#define PPP_GRAPHICS_3D_INTERFACE PPP_GRAPHICS_3D_INTERFACE_1_0
 
-struct PPP_Graphics3D {
+/**
+ * @file
+ * Defines the <code>PPP_Graphics3D</code> struct representing a 3D graphics
+ * context within the browser.
+ */
+
+
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+/**
+ * <code>PPP_Graphics3D</code> defines the notification interface for a 3D
+ * graphics context.
+ */
+struct PPP_Graphics3D_1_0 {
   /**
    * Called when the OpenGL ES window is invalidated and needs to be repainted.
    */
   void (*Graphics3DContextLost)(PP_Instance instance);
 };
 
+typedef struct PPP_Graphics3D_1_0 PPP_Graphics3D;
+/**
+ * @}
+ */
+
 #endif  /* PPAPI_C_PPP_GRAPHICS_3D_H_ */