Update audio code to use size_t more correctly,

webrtc/modules/audio_coding/codecs/ilbc/state_construct.h

 /*
  *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 /******************************************************************
 
  iLBC Speech Coder ANSI-C Source Code
 
  WebRtcIlbcfix_StateConstruct.h
 
 ******************************************************************/
 
 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_STATE_CONSTRUCT_H_
 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_STATE_CONSTRUCT_H_
 
 /*----------------------------------------------------------------*
  *  Generate the start state from the quantized indexes
  *---------------------------------------------------------------*/
 
 void WebRtcIlbcfix_StateConstruct(
-    int16_t idxForMax,   /* (i) 6-bit index for the quantization of
+    size_t idxForMax,   /* (i) 6-bit index for the quantization of
                                            max amplitude */
     int16_t *idxVec,   /* (i) vector of quantization indexes */
     int16_t *syntDenum,  /* (i) synthesis filter denumerator */
     int16_t *Out_fix,  /* (o) the decoded state vector */
-    int16_t len    /* (i) length of a state vector */
+    size_t len    /* (i) length of a state vector */
                                   );
 
 #endif