Fix virtual/override/final usage in Source/core/editing/.

Source/core/editing/SpellCheckRequester.h

 /*
  * Copyright (C) 2010 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 27 matching lines @@
 
 namespace blink {
 
 class LocalFrame;
 class SpellCheckRequester;
 class TextCheckerClient;
 
 class SpellCheckRequest final : public TextCheckingRequest {
 public:
     static PassRefPtrWillBeRawPtr<SpellCheckRequest> create(TextCheckingTypeMask, TextCheckingProcessType, PassRefPtrWillBeRawPtr<Range> checkingRange, PassRefPtrWillBeRawPtr<Range> paragraphRange, int requestNumber = 0);
-    virtual ~SpellCheckRequest();
+    ~SpellCheckRequest() override;
 
     PassRefPtrWillBeRawPtr<Range> checkingRange() const { return m_checkingRange; }
     PassRefPtrWillBeRawPtr<Range> paragraphRange() const { return m_paragraphRange; }
     PassRefPtrWillBeRawPtr<Element> rootEditableElement() const { return m_rootEditableElement; }
 
     void setCheckerAndSequence(SpellCheckRequester*, int sequence);
 #if !ENABLE(OILPAN)
     void requesterDestroyed();
 #endif
 
-    virtual const TextCheckingRequestData& data() const override;
-    virtual void didSucceed(const Vector<TextCheckingResult>&) override;
-    virtual void didCancel() override;
+    const TextCheckingRequestData& data() const override;
+    void didSucceed(const Vector<TextCheckingResult>&) override;
+    void didCancel() override;
 
     int requestNumber() const { return m_requestNumber; }
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     SpellCheckRequest(PassRefPtrWillBeRawPtr<Range> checkingRange, PassRefPtrWillBeRawPtr<Range> paragraphRange, const String&, TextCheckingTypeMask, TextCheckingProcessType, const Vector<uint32_t>& documentMarkersInRange, const Vector<unsigned>& documentMarkerOffsets, int requestNumber);
 
     RawPtrWillBeMember<SpellCheckRequester> m_requester;
     RefPtrWillBeMember<Range> m_checkingRange;
@@ skipping 58 matching lines @@
 
     RefPtrWillBeMember<SpellCheckRequest> m_processingRequest;
 
     typedef WillBeHeapDeque<RefPtrWillBeMember<SpellCheckRequest>> RequestQueue;
     RequestQueue m_requestQueue;
 };
 
 } // namespace blink
 
 #endif // SpellCheckRequester_h