Implement AccessibleNode.hasPopUp for Accessibility Object Model phase 1

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

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef AccessibleNode_h
 #define AccessibleNode_h
 
 #include "core/CoreExport.h"
 #include "core/dom/QualifiedName.h"
 #include "platform/bindings/ScriptWrappable.h"
 #include "platform/wtf/HashMap.h"
 #include "platform/wtf/HashSet.h"
 #include "platform/wtf/text/AtomicString.h"
 #include "platform/wtf/text/AtomicStringHash.h"
 
 namespace blink {
 
 class AccessibleNodeList;
 class AXObjectCache;
 class Element;
 class QualifiedName;
 
 // All of the properties of AccessibleNode that have type "string".
 enum class AOMStringProperty {
   kAutocomplete,
   kChecked,
   kCurrent,
+  kHasPopUp,
   kInvalid,
   kKeyShortcuts,
   kLabel,
   kLive,
   kOrientation,
   kPlaceholder,
   kPressed,
   kRelevant,
   kRole,
   kRoleDescription,
@@ skipping 183 matching lines @@
 
   AccessibleNode* errorMessage() const;
   void setErrorMessage(AccessibleNode*);
 
   bool expanded(bool& is_null) const;
   void setExpanded(bool, bool is_null);
 
   AccessibleNodeList* flowTo() const;
   void setFlowTo(AccessibleNodeList*);
 
+  AtomicString hasPopUp() const;
+  void setHasPopUp(const AtomicString&);
+
   bool hidden(bool& is_null) const;
   void setHidden(bool, bool is_null);
 
   AtomicString invalid() const;
   void setInvalid(const AtomicString&);
 
   AtomicString keyShortcuts() const;
   void setKeyShortcuts(const AtomicString&);
 
   AtomicString label() const;
@@ skipping 104 matching lines @@
   HeapVector<std::pair<AOMRelationListProperty, Member<AccessibleNodeList>>>
       relation_list_properties_;
 
   // This object's owner Element.
   Member<Element> element_;
 };
 
 }  // namespace blink
 
 #endif  // AccessibleNode_h