Update a ton of audio code to use size_t more correctly and in general reduce

webrtc/modules/audio_coding/codecs/ilbc/cb_search_core.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_CbSearchCore.h
 
 ******************************************************************/
 
 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_CB_SEARCH_CORE_H_
 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_CB_SEARCH_CORE_H_
 
 #include "defines.h"
 
 void WebRtcIlbcfix_CbSearchCore(
     int32_t *cDot,    /* (i) Cross Correlation */
-    int16_t range,    /* (i) Search range */
+    size_t range,    /* (i) Search range */
     int16_t stage,    /* (i) Stage of this search */
     int16_t *inverseEnergy,  /* (i) Inversed energy */
     int16_t *inverseEnergyShift, /* (i) Shifts of inversed energy
                                           with the offset 2*16-29 */
     int32_t *Crit,    /* (o) The criteria */
-    int16_t *bestIndex,   /* (o) Index that corresponds to
+    size_t *bestIndex,   /* (o) Index that corresponds to
                                    maximum criteria (in this
                                    vector) */
     int32_t *bestCrit,   /* (o) Value of critera for the
                                   chosen index */
     int16_t *bestCritSh);  /* (o) The domain of the chosen
                                     criteria */
 
 #endif