Add missing liblog dependency

Bug: http://b/27171986
Change-Id: I43fe595c05f5584e76d0359c42c8dc006bd3f5c5
diff --git a/toolbox/Android.mk b/toolbox/Android.mk
index 9ade759..fc2898e 100644
--- a/toolbox/Android.mk
+++ b/toolbox/Android.mk
@@ -55,6 +55,7 @@
 LOCAL_CONLYFLAGS += -std=gnu99
 
 LOCAL_SHARED_LIBRARIES := \
+    liblog \
     libcutils \
     libselinux \