Remove some grammar checking code from SpellChecker

third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.h

Index: third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.h
diff --git a/third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.h b/third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.h
index 7797ebbeb1f44664184ce389ab522ed0e67c9d0e..8af0b7a1ef2a2e1473b739777822e690962bd1d4 100644
--- a/third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.h
+++ b/third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.h
@@ -101,9 +101,7 @@ private:
         return *m_frame;
     }
 
-    bool markMisspellings(const VisibleSelection&);
-    void markBadGrammar(const VisibleSelection&);
-    bool markMisspellingsOrBadGrammar(const VisibleSelection&, bool checkSpelling);
+    void markMisspellings(const VisibleSelection&);
     void markMisspellingsAndBadGrammar(const VisibleSelection& spellingSelection, bool markGrammar, const VisibleSelection& grammarSelection);
     void markAllMisspellingsAndBadGrammarInRanges(TextCheckingTypeMask, const EphemeralRange& spellingRange, const EphemeralRange& grammarRange);
     void spellCheckOldSelection(const VisibleSelection& oldSelection, const VisibleSelection& newAdjacentWords);