Remove no-op klog_init.

Change-Id: I467edad1d004ac16647f4aa1f0eead04e808efa0
diff --git a/include/cutils/klog.h b/include/cutils/klog.h
index 2078fa2..c837edb 100644
--- a/include/cutils/klog.h
+++ b/include/cutils/klog.h
@@ -23,7 +23,6 @@
 
 __BEGIN_DECLS
 
-void klog_init(void);
 int  klog_get_level(void);
 void klog_set_level(int level);
 
diff --git a/libcutils/klog.cpp b/libcutils/klog.cpp
index 11ebf88..abf643f 100644
--- a/libcutils/klog.cpp
+++ b/libcutils/klog.cpp
@@ -36,9 +36,6 @@
     klog_level = level;
 }
 
-void klog_init(void) {
-}
-
 static int __open_klog(void) {
     int fd = open("/dev/kmsg", O_WRONLY | O_CLOEXEC);
     if (fd == -1) {