AX checked state changes

chrome/renderer/extensions/automation_internal_custom_bindings.cc

 // Copyright 2014 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/renderer/extensions/automation_internal_custom_bindings.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 705 matching lines @@
         result.Set(v8::String::NewFromUtf8(isolate, attr_value.c_str()));
       });
   RouteNodeIDFunction(
       "GetNameFrom", [](v8::Isolate* isolate, v8::ReturnValue<v8::Value> result,
                         TreeCache* cache, ui::AXNode* node) {
         ui::AXNameFrom name_from = static_cast<ui::AXNameFrom>(
             node->data().GetIntAttribute(ui::AX_ATTR_NAME_FROM));
         std::string name_from_str = ui::ToString(name_from);
         result.Set(v8::String::NewFromUtf8(isolate, name_from_str.c_str()));
       });
+  RouteNodeIDFunction("GetChecked", [](v8::Isolate* isolate,
+                                       v8::ReturnValue<v8::Value> result,
+                                       TreeCache* cache, ui::AXNode* node) {
+    const ui::AXCheckedState checked_state = static_cast<ui::AXCheckedState>(
+        node->data().GetIntAttribute(ui::AX_ATTR_CHECKED_STATE));
+    if (checked_state) {
+      const std::string checked_str = ui::ToString(checked_state);
+      result.Set(v8::String::NewFromUtf8(isolate, checked_str.c_str()));
+    }
+  });
 }
 
 AutomationInternalCustomBindings::~AutomationInternalCustomBindings() {}
 
 void AutomationInternalCustomBindings::Invalidate() {
   ObjectBackedNativeHandler::Invalidate();
 
   if (message_filter_)
     message_filter_->Detach();
 
@@ skipping 667 matching lines @@
     for (auto id : ids)
       nodes->AppendInteger(id);
     args.Append(std::move(nodes));
   }
 
   bindings_system_->DispatchEventInContext("automationInternal.onNodesRemoved",
                                            &args, nullptr, context());
 }
 
 }  // namespace extensions