Remove non-existing klog_close()

Change-Id: I49f6047b3f6d90ffa1601bd9348ae69d87b63aed
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/include/cutils/klog.h b/include/cutils/klog.h
index ba728ac..3953904 100644
--- a/include/cutils/klog.h
+++ b/include/cutils/klog.h
@@ -23,7 +23,7 @@
 
 void klog_init(void);
 void klog_set_level(int level);
-void klog_close(void);
+/* TODO: void klog_close(void); - and make klog_fd users thread safe. */
 void klog_write(int level, const char *fmt, ...)
     __attribute__ ((format(printf, 2, 3)));