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

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

Index: webrtc/modules/audio_coding/codecs/isac/main/test/simpleKenny.c
diff --git a/webrtc/modules/audio_coding/codecs/isac/main/test/simpleKenny.c b/webrtc/modules/audio_coding/codecs/isac/main/test/simpleKenny.c
index 7ea8bae9459321576cbe5575c9d3d055f64e8635..e0d0f412c802540a94f729718ab505fcc974e98a 100644
--- a/webrtc/modules/audio_coding/codecs/isac/main/test/simpleKenny.c
+++ b/webrtc/modules/audio_coding/codecs/isac/main/test/simpleKenny.c
@@ -62,7 +62,7 @@ int main(int argc, char* argv[]) {
   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];
@@ -73,9 +73,9 @@ int main(int argc, char* argv[]) {
   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;