Fix incorrect API version information.

ppapi/c/ppb_audio.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 ppb_audio.idl modified Wed Aug 17 11:16:34 2011. */
+/* From ppb_audio.idl modified Wed Aug 24 20:46:25 2011. */
 
 #ifndef PPAPI_C_PPB_AUDIO_H_
 #define PPAPI_C_PPB_AUDIO_H_
 
 #include "ppapi/c/pp_bool.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"
 
-#define PPB_AUDIO_INTERFACE_0_6 "PPB_Audio;0.6"
 #define PPB_AUDIO_INTERFACE_1_0 "PPB_Audio;1.0"
 #define PPB_AUDIO_INTERFACE PPB_AUDIO_INTERFACE_1_0
 
 /**
  * @file
  * This file defines the <code>PPB_Audio</code> interface, which provides
  * realtime stereo audio streaming capabilities.
  */
 
 
@@ skipping 116 matching lines @@
    * callback completes.
    */
   PP_Bool (*StopPlayback)(PP_Resource audio);
 };
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PPB_AUDIO_H_ */