Remove write-only stuff

Change-Id: I5ac8ab64c77a298502b3d063ea70db9b4da41716
diff --git a/native/jni/src/unigram_dictionary.h b/native/jni/src/unigram_dictionary.h
index d501d50..c61b026 100644
--- a/native/jni/src/unigram_dictionary.h
+++ b/native/jni/src/unigram_dictionary.h
@@ -70,8 +70,7 @@
     static const int MAX_ERRORS_FOR_TWO_WORDS = 1;
 
     UnigramDictionary(const uint8_t* const streamStart, int typedLetterMultipler,
-            int fullWordMultiplier, int maxWordLength, int maxWords,
-            const bool isLatestDictVersion);
+            int fullWordMultiplier, int maxWordLength, int maxWords);
     bool isValidWord(const uint16_t* const inWord, const int length) const;
     int getBigramPosition(int pos, unsigned short *word, int offset, int length) const;
     int getSuggestions(ProximityInfo *proximityInfo, WordsPriorityQueuePool *queuePool,
@@ -139,7 +138,6 @@
     const uint8_t* const DICT_ROOT;
     const int MAX_WORD_LENGTH;
     const int MAX_WORDS;
-    const bool IS_LATEST_DICT_VERSION;
     const int TYPED_LETTER_MULTIPLIER;
     const int FULL_WORD_MULTIPLIER;
     const int ROOT_POS;