Move persistent gesture state to Document, add DocumentUserGestureToken

third_party/WebKit/Source/core/dom/DocumentUserGestureToken.h

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.

[Rick Byers, 2016/10/17 17:02:46]

New files should get the new license:
https://www.chromium.org/blink/coding-style#TOC-License

[Nate Chapin, 2016/10/18 23:26:33]

Done.

  *
  * 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
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  * THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "platform/ContextMenu.h"
+#ifndef DocumentUserGestureToken_h
+#define DocumentUserGestureToken_h
+
+#include "core/dom/Document.h"
+#include "platform/UserGestureIndicator.h"
 
 namespace blink {
 
-static const ContextMenuItem* findItemWithAction(
-    unsigned action,
-    const Vector<ContextMenuItem>& items) {
-  for (size_t i = 0; i < items.size(); ++i) {
-    const ContextMenuItem& item = items[i];
-    if (item.action() == static_cast<ContextMenuAction>(action))
-      return &item;
-    if (item.type() != SubmenuType)
-      continue;
-    if (const ContextMenuItem* subMenuItem =
-            findItemWithAction(action, item.subMenuItems()))
-      return subMenuItem;
+class DocumentUserGestureToken final : public UserGestureToken {

[Rick Byers, 2016/10/17 17:02:46]

Add a short comment describing the purpose of the class.

[Nate Chapin, 2016/10/18 23:26:33]

Done.

+  WTF_MAKE_NONCOPYABLE(DocumentUserGestureToken);
+
+ public:
+  static PassRefPtr<UserGestureToken> create(
+      Document* document,
+      Status status = PossiblyExistingGesture) {
+    return adoptRef(new DocumentUserGestureToken(document, status));
   }
 
-  return 0;
-}
+  ~DocumentUserGestureToken() final {}
 
-const ContextMenuItem* ContextMenu::itemWithAction(unsigned action) const {
-  return findItemWithAction(action, m_items);
-}
+ private:
+  DocumentUserGestureToken(Document* document, Status status)
+      : UserGestureToken(status) {
+    if (document)
+      document->setHasReceivedUserGesture();
+  }
+};
 
 }  // namespace blink
+
+#endif  // DocumentUserGestureToken_h