1 files changed, 3 insertions, 2 deletions
diff --git a/extractor/grammar_extractor.h b/extractor/grammar_extractor.h
index 8f570df2..0f3069b0 100644
--- a/extractor/grammar_extractor.h
+++ b/extractor/grammar_extractor.h
@@ -15,7 +15,6 @@ class DataArray;
 class Grammar;
 class HieroCachingRuleFactory;
 class Precomputation;
-class Rule;
 class Scorer;
 class SuffixArray;
 class Vocabulary;
@@ -46,7 +45,9 @@ class GrammarExtractor {
 
   // Converts the sentence to a vector of word ids and uses the RuleFactory to
   // extract the SCFG rules which may be used to decode the sentence.
-  Grammar GetGrammar(const string& sentence, const unordered_set<int>& blacklisted_sentence_ids, const shared_ptr<DataArray> source_data_array);
+  Grammar GetGrammar(
+      const string& sentence,
+      const unordered_set<int>& blacklisted_sentence_ids);
 
  private:
   // Splits the sentence in a vector of words.