Remove a constant parameter (A105)

Change-Id: I8a09fa2f0649880c943364699a07652e47dede22
diff --git a/native/jni/src/bigram_dictionary.h b/native/jni/src/bigram_dictionary.h
index fe5bd94..3f397af 100644
--- a/native/jni/src/bigram_dictionary.h
+++ b/native/jni/src/bigram_dictionary.h
@@ -38,7 +38,7 @@
     ~BigramDictionary();
  private:
     DISALLOW_IMPLICIT_CONSTRUCTORS(BigramDictionary);
-    bool addWordBigram(unsigned short *word, int length, int frequency, const int maxBigrams,
+    bool addWordBigram(unsigned short *word, int length, int frequency,
             int *bigramFreq, unsigned short *bigramChars) const;
     int getBigramAddress(int *pos, bool advance);
     int getBigramFreq(int *pos);