AX checked state changes

content/renderer/accessibility/blink_ax_tree_source.cc

Index: content/renderer/accessibility/blink_ax_tree_source.cc
diff --git a/content/renderer/accessibility/blink_ax_tree_source.cc b/content/renderer/accessibility/blink_ax_tree_source.cc
index 4e20199df6690420804e262d3109e7c94e514955..1c89507e2e60b7668dbd7fb82dd16802317dbb6f 100644
--- a/content/renderer/accessibility/blink_ax_tree_source.cc
+++ b/content/renderer/accessibility/blink_ax_tree_source.cc
@@ -427,9 +427,6 @@ void BlinkAXTreeSource::SerializeNode(blink::WebAXObject src,
     dst->AddStringAttribute(ui::AX_ATTR_VALUE, src.StringValue().Utf8());
   }
 
-  if (src.IsButtonStateMixed())
-    dst->AddBoolAttribute(ui::AX_ATTR_STATE_MIXED, true);
-
   if (src.CanSetValueAttribute())
     dst->AddBoolAttribute(ui::AX_ATTR_CAN_SET_VALUE, true);
 
@@ -493,6 +490,12 @@ void BlinkAXTreeSource::SerializeNode(blink::WebAXObject src,
                               src.AriaInvalidValue().Utf8());
     }
 
+    if (src.IsCheckable()) {
+      const blink::WebAXCheckedState checked_state = src.CheckedState();
+      dst->AddIntAttribute(ui::AX_ATTR_CHECKED_STATE,
+                           AXCheckedStateFromBlink(checked_state));
+    }
+
     if (src.GetTextDirection()) {
       dst->AddIntAttribute(ui::AX_ATTR_TEXT_DIRECTION,
                            AXTextDirectionFromBlink(src.GetTextDirection()));