Reland "Upconvert various types to int.", isac portion.

webrtc/modules/audio_coding/codecs/isac/main/test/simpleKenny.c

 /*
  *  Copyright (c) 2012 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.
  */
 
@@ skipping 44 matching lines @@
   char outname[500];
 
   /* Runtime statistics */
   double rate;
   double rateRCU;
   unsigned long totalbits = 0;
   unsigned long totalBitsRCU = 0;
   unsigned long totalsmpls = 0;
 
   int32_t bottleneck = 39;
-  int16_t frameSize = 30; /* ms */
+  int frameSize = 30; /* ms */
   int16_t codingMode = 1;
   int16_t shortdata[FRAMESAMPLES_SWB_10ms];
   int16_t decoded[MAX_FRAMESAMPLES_SWB];
   // uint16_t  streamdata[1000];
   int16_t speechType[1];
   int16_t payloadLimit;
   int32_t rateLimit;
   ISACStruct* ISAC_main_inst;
 
   int16_t stream_len = 0;
-  int16_t declen = 0;
+  int declen = 0;
   int16_t err;
-  int16_t cur_framesmpls;
+  int cur_framesmpls;
   int endfile;
 #ifdef WIN32
   double length_file;
   double runtime;
   char outDrive[10];
   char outPath[500];
   char outPrefix[500];
   char outSuffix[500];
   char bitrateFileName[500];
   FILE* bitrateFile;
@@ skipping 473 matching lines @@
   str->lastArrivalTime = 0;
 
   str->maxPayloadLB = 0;
   str->maxPayloadUB = 0;
   str->lbBytes = 0;
   str->ubBytes = 0;
 
   return 0;
 };
 #endif