Add custom action support

chrome/browser/chromeos/arc/accessibility/ax_tree_source_arc.cc

 // 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.
 
 #include "chrome/browser/chromeos/arc/accessibility/ax_tree_source_arc.h"
 
 #include <string>
 
 #include "chrome/browser/extensions/api/automation_internal/automation_event_router.h"
 #include "chrome/browser/ui/aura/accessibility/automation_manager_aura.h"
@@ skipping 379 matching lines @@
     out_data->AddStringAttribute(ui::AX_ATTR_VALUE, text);
 
   // Integer properties.
   int32_t val;
   if (GetIntProperty(node, AXIntProperty::TEXT_SELECTION_START, &val) &&
       val >= 0)
     out_data->AddIntAttribute(ui::AX_ATTR_TEXT_SEL_START, val);
 
   if (GetIntProperty(node, AXIntProperty::TEXT_SELECTION_END, &val) && val >= 0)
     out_data->AddIntAttribute(ui::AX_ATTR_TEXT_SEL_END, val);
+
+  // TODO(yawano): Remove this. This is test code for WIP code.
+  std::vector<int32_t> custom_action_ids;
+  custom_action_ids.push_back(1);
+  custom_action_ids.push_back(2);
+  out_data->AddIntListAttribute(ui::AX_ATTR_CUSTOM_ACTION_IDS,
+                                custom_action_ids);
+
+  std::vector<std::string> custom_action_descriptions;
+  custom_action_descriptions.push_back(std::string("Test action 1"));
+  custom_action_descriptions.push_back(std::string("Test action 2"));
+  out_data->AddStringListAttribute(ui::AX_ATTR_CUSTOM_ACTION_DESCRIPTIONS,
+                                   custom_action_descriptions);
 }
 
 void AXTreeSourceArc::PerformAction(const ui::AXActionData& data) {
   delegate_->OnAction(data);
 }
 
 void AXTreeSourceArc::Reset() {
   tree_map_.clear();
   parent_map_.clear();
   current_tree_serializer_.reset(new AXTreeArcSerializer(this));
   root_id_ = -1;
   focused_node_id_ = -1;
   extensions::AutomationEventRouter* router =
       extensions::AutomationEventRouter::GetInstance();
   if (!router)
     return;
 
   router->DispatchTreeDestroyedEvent(tree_id(), nullptr);
 }
 
 }  // namespace arc