Fix Chrome OS virtual keyboard accessibility

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 1818c1134b1f38e6d871a218b1124b3964c64e23..a687ecb2fff448a30580103ede5ad53d071c17bb 100644
--- a/chrome/browser/ui/aura/accessibility/automation_manager_aura.cc
+++ b/chrome/browser/ui/aura/accessibility/automation_manager_aura.cc
@@ -108,6 +108,11 @@ void AutomationManagerAura::OnChildWindowRemoved(
   SendEvent(nullptr, parent, ui::AX_EVENT_CHILDREN_CHANGED);
 }
 
+void AutomationManagerAura::OnEvent(views::AXAuraObjWrapper* aura_obj,
+                                    ui::AXEvent event_type) {
+  SendEvent(nullptr, aura_obj, event_type);
+}
+
 AutomationManagerAura::AutomationManagerAura()
     : AXHostDelegate(extensions::api::automation::kDesktopTreeID),
       enabled_(false),