Remove dead code in spell checker

third_party/WebKit/Source/platform/text/TextChecking.h

 /*
  * Copyright (c) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 21 matching lines @@
 #define TextChecking_h
 
 #include "platform/heap/Handle.h"
 #include "platform/text/TextDecoration.h"
 #include "wtf/Allocator.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
-enum TextCheckingType {
-    TextCheckingTypeNone     = 0,
-    TextCheckingTypeSpelling = 1 << 1,
-    TextCheckingTypeGrammar  = 1 << 2,
-};
-
-typedef unsigned TextCheckingTypeMask;
-
 enum TextCheckingProcessType {
     TextCheckingProcessBatch,
     TextCheckingProcessIncremental
 };
 
 struct GrammarDetail {
     DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
     int location;
     int length;
     Vector<String> guesses;
@@ skipping 11 matching lines @@
 };
 
 const int unrequestedTextCheckingSequence = -1;
 
 class TextCheckingRequestData final {
     DISALLOW_NEW();
     friend class SpellCheckRequest; // For access to m_sequence.
 public:
     TextCheckingRequestData()
         : m_sequence(unrequestedTextCheckingSequence)
-        , m_mask(TextCheckingTypeNone)
         , m_processType(TextCheckingProcessIncremental)
     { }
-    TextCheckingRequestData(int sequence, const String& text, TextCheckingTypeMask mask, TextCheckingProcessType processType, const Vector<uint32_t>& markers, const Vector<unsigned>& offsets)
+    TextCheckingRequestData(int sequence, const String& text, TextCheckingProcessType processType, const Vector<uint32_t>& markers, const Vector<unsigned>& offsets)
         : m_sequence(sequence)
         , m_text(text)
-        , m_mask(mask)
         , m_processType(processType)
         , m_markers(markers)
         , m_offsets(offsets)
     { }
 
     int sequence() const { return m_sequence; }
     String text() const { return m_text; }
-    TextCheckingTypeMask mask() const { return m_mask; }
-    bool maskContains(TextCheckingType type) const { return m_mask & type; }
     TextCheckingProcessType processType() const { return m_processType; }
     const Vector<uint32_t>& markers() const { return m_markers; }
     const Vector<unsigned>& offsets() const { return m_offsets; }
 
 private:
     int m_sequence;
     String m_text;
-    TextCheckingTypeMask m_mask;
     TextCheckingProcessType m_processType;
     Vector<uint32_t> m_markers;
     Vector<unsigned> m_offsets;
 };
 
 class TextCheckingRequest : public GarbageCollectedFinalized<TextCheckingRequest> {
 public:
     virtual ~TextCheckingRequest() { }
     DEFINE_INLINE_VIRTUAL_TRACE() { }
 
     virtual const TextCheckingRequestData& data() const = 0;
     virtual void didSucceed(const Vector<TextCheckingResult>&) = 0;
     virtual void didCancel() = 0;
 };
 
 } // namespace blink
 
 #endif // TextChecking_h