libcutils doesn't need to be looking at bionic's privates.

Change-Id: Ib11a0c1bdc4b85c58274b21a07aa92f958d23713
diff --git a/libcutils/Android.mk b/libcutils/Android.mk
index 7117103..6207f1f 100644
--- a/libcutils/Android.mk
+++ b/libcutils/Android.mk
@@ -106,11 +106,6 @@
 # Shared and static library for target
 # ========================================================
 
-# This is needed in LOCAL_C_INCLUDES to access the C library's private
-# header named <bionic_time.h>
-#
-libcutils_c_includes := bionic/libc/private
-
 include $(CLEAR_VARS)
 LOCAL_MODULE := libcutils
 LOCAL_SRC_FILES := $(commonSources) \