Remove dead test code and fix usage print-out for other tests

webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc

Index: webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
diff --git a/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc b/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
index 528f0fad918a7cb91668a454e1798059b7153385..065bf09efd2b92fa4b2b8bbb24874493feeb0661 100644
--- a/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
+++ b/webrtc/modules/audio_coding/codecs/isac/fix/test/kenny.cc
@@ -163,7 +163,7 @@ int main(int argc, char* argv[])
     printf("iSAC version %s \n\n", version_number);
 
     printf("Usage:\n\n");
-    printf("./kenny.exe [-F num][-I] bottleneck_value infile outfile \n\n");
+    printf("%s [-F num][-I] bottleneck_value infile outfile \n\n", argv[0]);
     printf("with:\n");
     printf("[-I]             :if -I option is specified, the coder will use\n");
     printf("                  an instantaneous Bottleneck value. If not, it\n");
@@ -222,7 +222,7 @@ int main(int argc, char* argv[])
     printf("infile          : Normal speech input file\n\n");
     printf("outfile         : Speech output file\n\n");
     printf("Example usage   : \n\n");
-    printf("./kenny.exe -I bottleneck.txt speechIn.pcm speechOut.pcm\n\n");
+    printf("%s -I bottleneck.txt speechIn.pcm speechOut.pcm\n\n", argv[0]);
     exit(0);
 
   }