CERES_DONT_HAVE_PROTOCOL_BUFFERS -> CERES_NO_PROTOCOL_BUFFERS.

Change-Id: I6c9f50e4c006faf4e75a8f417455db18357f3187
diff --git a/jni/Android.mk b/jni/Android.mk
index 5495176..d107ec4 100644
--- a/jni/Android.mk
+++ b/jni/Android.mk
@@ -82,7 +82,7 @@
 
 LOCAL_CPP_EXTENSION := .cc
 LOCAL_CFLAGS := $(CERES_EXTRA_DEFINES) \
-                -DCERES_DONT_HAVE_PROTOCOL_BUFFERS \
+                -DCERES_NO_PROTOCOL_BUFFERS \
                 -DCERES_NO_SUITESPARSE \
                 -DCERES_NO_GFLAGS \
                 -DCERES_NO_THREADS \