FR49059-Headers from AOSP/Google projects cannot be referenced

Headers from AOSP/Google projects cannot be referenced with
absolute paths or global paths in vendor code.

Change-Id: I8f21e97453a5a1ad785e197a22295d7a1814b7ee
diff --git a/libbt-vendor/Android.mk b/libbt-vendor/Android.mk
index 1127030..2f8856f 100644
--- a/libbt-vendor/Android.mk
+++ b/libbt-vendor/Android.mk
@@ -20,6 +20,8 @@
 
 include $(CLEAR_VARS)
 
+#logging headers
+LOCAL_HEADER_LIBRARIES := libcutils_headers
 
 LOCAL_SRC_FILES := \
         src/bt_vendor_qcom.c \