perf tools: Remove trail argument to color vsprintf

Seems like it's always '\n' through color_fprintf_ln, which is not used
at all, removing.. ;-)

Signed-off-by: Jiri Olsa <[e-mail]>
Cc: Andi Kleen <[e-mail]>
Cc: Stephane Eranian <[e-mail]>
Link: http://lkml.kernel.org/r/[e-mail]
Signed-off-by: Andi Kleen <[e-mail]>
Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>

tools/perf/util/color.c

···
 }
 
 static int __color_vfprintf(FILE *fp, const char *color, const char *fmt,
-		va_list args, const char *trail)
+		va_list args)
 {
 	int r = 0;
 
···
 	r += vfprintf(fp, fmt, args);
 	if (perf_use_color_default && *color)
 		r += fprintf(fp, "%s", PERF_COLOR_RESET);
-	if (trail)
-		r += fprintf(fp, "%s", trail);
 	return r;
 }
 
···
 
 int color_vfprintf(FILE *fp, const char *color, const char *fmt, va_list args)
 {
-	return __color_vfprintf(fp, color, fmt, args, NULL);
+	return __color_vfprintf(fp, color, fmt, args);
 }
 
 int color_snprintf(char *bf, size_t size, const char *color,
···
 
 	va_start(args, fmt);
 	r = color_vfprintf(fp, color, fmt, args);
-	va_end(args);
-	return r;
-}
-
-int color_fprintf_ln(FILE *fp, const char *color, const char *fmt, ...)
-{
-	va_list args;
-	int r;
-	va_start(args, fmt);
-	r = __color_vfprintf(fp, color, fmt, args, "\n");
 	va_end(args);
 	return r;
 }

tools/perf/util/color.h

···
 int color_vfprintf(FILE *fp, const char *color, const char *fmt, va_list args);
 int color_fprintf(FILE *fp, const char *color, const char *fmt, ...);
 int color_snprintf(char *bf, size_t size, const char *color, const char *fmt, ...);
-int color_fprintf_ln(FILE *fp, const char *color, const char *fmt, ...);
 int color_fwrite_lines(FILE *fp, const char *color, size_t count, const char *buf);
 int value_color_snprintf(char *bf, size_t size, const char *fmt, double value);
 int percent_color_snprintf(char *bf, size_t size, const char *fmt, ...);