NOT FOR REVIEW. ax tree focus with debugging

chrome/browser/ui/aura/accessibility/automation_manager_aura.cc

Index: chrome/browser/ui/aura/accessibility/automation_manager_aura.cc
diff --git a/chrome/browser/ui/aura/accessibility/automation_manager_aura.cc b/chrome/browser/ui/aura/accessibility/automation_manager_aura.cc
index 21f264af0b35ec93f7574e8165332e88c695ec50..830ee5b287c0c678ace860dd7c5f802939c63c6e 100644
--- a/chrome/browser/ui/aura/accessibility/automation_manager_aura.cc
+++ b/chrome/browser/ui/aura/accessibility/automation_manager_aura.cc
@@ -146,6 +146,13 @@ void AutomationManagerAura::SendEvent(BrowserContext* context,
     LOG(ERROR) << "Unable to serialize one accessibility event.";
     return;
   }
+
+  // Make sure the focused node is serialized.
+  views::AXAuraObjWrapper* focus =
+      views::AXAuraObjCache::GetInstance()->GetFocus();
+  if (focus)
+    current_tree_serializer_->SerializeChanges(focus, &params.update);
+
   params.tree_id = 0;
   params.id = aura_obj->GetID();
   params.event_type = event_type;