Fix ppb_graphics_3d example code

ppapi/c/ppb_graphics_3d.h

 /* 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 ppb_graphics_3d.idl modified Thu Mar 28 10:12:11 2013. */
+/* From ppb_graphics_3d.idl modified Thu Aug 29 23:20:36 2013. */
 
 #ifndef PPAPI_C_PPB_GRAPHICS_3D_H_
 #define PPAPI_C_PPB_GRAPHICS_3D_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_stdint.h"
@@ skipping 18 matching lines @@
 /**
  * <code>PPB_Graphics3D</code> defines the interface for a 3D graphics context.
  * <strong>Example usage from plugin code:</strong>
  *
  * <strong>Setup:</strong>
  * @code
  * PP_Resource context;
  * int32_t attribs[] = {PP_GRAPHICS3DATTRIB_WIDTH, 800,
  *                      PP_GRAPHICS3DATTRIB_HEIGHT, 800,
  *                      PP_GRAPHICS3DATTRIB_NONE};
- * context = g3d->Create(instance, attribs, &context);
+ * context = g3d->Create(instance, 0, attribs);
  * inst->BindGraphics(instance, context);
  * @endcode
  *
  * <strong>Present one frame:</strong>
  * @code
- * gles2->Clear(context, GL_COLOR_BUFFER);
- * g3d->SwapBuffers(context);
+ * PP_CompletionCallback callback = {
+ *   DidFinishSwappingBuffers, 0, PP_COMPLETIONCALLBACK_FLAG_NONE,
+ * };
+ * gles2->Clear(context, GL_COLOR_BUFFER_BIT);
+ * g3d->SwapBuffers(context, callback);
  * @endcode
  *
  * <strong>Shutdown:</strong>
  * @code
  * core->ReleaseResource(context);
  * @endcode
  */
 struct PPB_Graphics3D_1_0 {
   /**
    * GetAttribMaxValue() retrieves the maximum supported value for the
@@ skipping 223 matching lines @@
                          struct PP_CompletionCallback callback);
 };
 
 typedef struct PPB_Graphics3D_1_0 PPB_Graphics3D;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PPB_GRAPHICS_3D_H_ */