Views a11y: Add AXNodeData.actions bitfield to indicate supported actions by UI.

ui/accessibility/ax_node_data.h

 // Copyright 2013 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 UI_ACCESSIBILITY_AX_NODE_DATA_H_
 #define UI_ACCESSIBILITY_AX_NODE_DATA_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 88 matching lines @@
                            const std::vector<int32_t>& value);
 
   // Convenience functions, mainly for writing unit tests.
   // Equivalent to AddStringAttribute(ATTR_NAME, name).
   void SetName(const std::string& name);
   void SetName(const base::string16& name);
   // Equivalent to AddStringAttribute(ATTR_VALUE, value).
   void SetValue(const std::string& value);
   void SetValue(const base::string16& value);
 
-  // Set or check bits in |state|.
-  bool HasState(ui::AXState state_flag) const;
-  void AddState(ui::AXState state_flag);
+  // Returns true if the given enum bit is 1.
+  bool HasState(ui::AXState state_enum) const;
+  bool HasAction(ui::AXAction state_enum) const;
+
+  // Set bits in the given enum's corresponding bitfield.
+  void AddState(ui::AXState state_enum);
+  void AddAction(ui::AXAction action_enum);
 
   // Return a string representation of this data, for debugging.
   virtual std::string ToString() const;
 
   // As much as possible this should behave as a simple, serializable,
   // copyable struct.
   int32_t id;
   AXRole role;
   uint32_t state;
+  uint32_t actions;
   std::vector<std::pair<AXStringAttribute, std::string>> string_attributes;
   std::vector<std::pair<AXIntAttribute, int32_t>> int_attributes;
   std::vector<std::pair<AXFloatAttribute, float>> float_attributes;
   std::vector<std::pair<AXBoolAttribute, bool>> bool_attributes;
   std::vector<std::pair<AXIntListAttribute, std::vector<int32_t>>>
       intlist_attributes;
   base::StringPairs html_attributes;
   std::vector<int32_t> child_ids;
 
   // TODO(dmazzoni): replace the following three members with a single
@@ skipping 10 matching lines @@
   // NOTE: this member is a std::unique_ptr because it's rare and gfx::Transform
   // takes up a fair amount of space. The assignment operator and copy
   // constructor both make a duplicate of the owned pointer, so it acts more
   // like a member than a pointer.
   std::unique_ptr<gfx::Transform> transform;
 };
 
 }  // namespace ui
 
 #endif  // UI_ACCESSIBILITY_AX_NODE_DATA_H_