Remove support for the keygen tag

third_party/WebKit/Source/core/html/HTMLKeygenElement.h

Index: third_party/WebKit/Source/core/html/HTMLKeygenElement.h
diff --git a/third_party/WebKit/Source/core/html/HTMLKeygenElement.h b/third_party/WebKit/Source/core/html/HTMLKeygenElement.h
deleted file mode 100644
index d4bff6aeb54a8ae1d024cb45cea8b244d65ccc7f..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/core/html/HTMLKeygenElement.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- *           (C) 1999 Antti Koivisto (koivisto@kde.org)
- *           (C) 2000 Dirk Mueller (mueller@kde.org)
- * Copyright (C) 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#ifndef HTMLKeygenElement_h
-#define HTMLKeygenElement_h
-
-#include "core/html/HTMLFormControlElementWithState.h"
-
-namespace blink {
-
-class HTMLSelectElement;
-
-class HTMLKeygenElement final : public HTMLFormControlElementWithState {
-  DEFINE_WRAPPERTYPEINFO();
-
- public:
-  static HTMLKeygenElement* create(Document&);
-
-  bool willValidate() const override { return false; }
-
-  LayoutObject* createLayoutObject(const ComputedStyle&) override;
-
- private:
-  explicit HTMLKeygenElement(Document&);
-
-  bool areAuthorShadowsAllowed() const override { return false; }
-
-  bool canStartSelection() const override { return false; }
-
-  void parseAttribute(const QualifiedName&,
-                      const AtomicString&,
-                      const AtomicString&) override;
-
-  void appendToFormData(FormData&) override;
-  const AtomicString& formControlType() const override;
-  bool isOptionalFormControl() const override { return false; }
-
-  bool isEnumeratable() const override { return true; }
-  bool isInteractiveContent() const override;
-  bool supportsAutofocus() const override;
-  bool supportLabels() const override { return true; }
-
-  void resetImpl() override;
-  bool shouldSaveAndRestoreFormControlState() const override { return false; }
-
-  void didAddUserAgentShadowRoot(ShadowRoot&) override;
-
-  HTMLSelectElement* shadowSelect() const;
-};
-
-}  // namespace blink
-
-#endif  // HTMLKeygenElement_h