Remove duplicated version of 'delay'

Makefile.am

@@ -66,7 +66,7 @@ src_libcubeb_la_LDFLAGS = -pthread -export-symbols-regex '^cubeb_' $(platform_li
 
 noinst_PROGRAMS = test/test_sanity test/test_tone test/test_audio
 
-test_test_sanity_SOURCES = test/test_sanity.c
+test_test_sanity_SOURCES = test/test_sanity.c test/common.c
 test_test_sanity_LDADD = -lm src/libcubeb.la $(platform_lib)
 
 test_test_tone_SOURCES = test/test_tone.c test/common.c

test/test_sanity.c

@@ -9,29 +9,13 @@
 #include <assert.h>
 #include <stdio.h>
 #include <string.h>
-#if defined(_WIN32)
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#else
-#include <unistd.h>
-#endif
+#include "common.h"
 
 #define STREAM_LATENCY 100
 #define STREAM_RATE 44100
 #define STREAM_CHANNELS 1
 #define STREAM_FORMAT CUBEB_SAMPLE_S16LE
 
-static void
-delay(unsigned int ms)
-{
-#if defined(_WIN32)
-	Sleep(ms);
-#else
-	sleep(ms / 1000);
-	usleep(ms % 1000 * 1000);
-#endif
-}
-
 static int dummy;
 static uint64_t total_frames_written;
 static int delay_callback;