Add missing includes.

Change-Id: Ic7199045d0cffb208871f52cc167194013351d32
diff --git a/native/jni/src/dictionary.cpp b/native/jni/src/dictionary.cpp
index 8ea7c49..65d0f73 100644
--- a/native/jni/src/dictionary.cpp
+++ b/native/jni/src/dictionary.cpp
@@ -20,6 +20,7 @@
 #define LOG_TAG "LatinIME: dictionary.cpp"
 
 #include "binary_format.h"
+#include "defines.h"
 #include "dictionary.h"
 
 namespace latinime {