Fix Chrome OS virtual keyboard accessibility

ui/views/accessibility/ax_window_obj_wrapper.cc

Index: ui/views/accessibility/ax_window_obj_wrapper.cc
diff --git a/ui/views/accessibility/ax_window_obj_wrapper.cc b/ui/views/accessibility/ax_window_obj_wrapper.cc
index 4352db0109aaa9b011135308023987aed1fe1b2f..0eff06ff7cc12fe1a2be6f9d742b0fea16769a03 100644
--- a/ui/views/accessibility/ax_window_obj_wrapper.cc
+++ b/ui/views/accessibility/ax_window_obj_wrapper.cc
@@ -7,6 +7,7 @@
 #include <stddef.h>
 
 #include "base/strings/utf_string_conversions.h"
+#include "ui/accessibility/ax_action_data.h"
 #include "ui/accessibility/ax_node_data.h"
 #include "ui/accessibility/platform/aura_window_properties.h"
 #include "ui/aura/window.h"
@@ -54,7 +55,7 @@ void AXWindowObjWrapper::Serialize(ui::AXNodeData* out_node_data) {
   out_node_data->AddStringAttribute(ui::AX_ATTR_NAME,
                                     base::UTF16ToUTF8(window_->GetTitle()));
   out_node_data->state = 0;
-  out_node_data->location = gfx::RectF(window_->bounds());
+  out_node_data->location = gfx::RectF(window_->GetBoundsInScreen());
 
   ui::AXTreeIDRegistry::AXTreeID child_ax_tree_id =
       window_->GetProperty(ui::kChildAXTreeID);
@@ -66,6 +67,27 @@ int32_t AXWindowObjWrapper::GetID() {
   return AXAuraObjCache::GetInstance()->GetID(window_);
 }
 
+bool AXWindowObjWrapper::HandleAccessibleAction(
+    const ui::AXActionData& action) {
+  if (action.action == ui::AX_ACTION_HIT_TEST) {
+    // For a hit test event, try to delegate to a widget, and if that
+    // fails fire the event directly.
+    views::Widget* widget = views::Widget::GetWidgetForNativeView(window_);
+    if (widget) {
+      AXAuraObjWrapper* widget_wrapper =
+          AXAuraObjCache::GetInstance()->GetOrCreate(widget);
+      if (widget_wrapper)
+        return widget_wrapper->HandleAccessibleAction(action);
+    }
+
+    AXAuraObjCache::GetInstance()->FireEvent(this,
+                                             action.hit_test_event_to_fire);
+    return true;
+  }
+
+  return false;
+}
+
 void AXWindowObjWrapper::OnWindowDestroyed(aura::Window* window) {
   AXAuraObjCache::GetInstance()->Remove(window, nullptr);
 }
@@ -85,6 +107,8 @@ void AXWindowObjWrapper::OnWindowHierarchyChanged(
 void AXWindowObjWrapper::OnWindowBoundsChanged(aura::Window* window,
                                                const gfx::Rect& old_bounds,
                                                const gfx::Rect& new_bounds) {
+  AXAuraObjCache::GetInstance()->FireEvent(this, ui::AX_EVENT_LOCATION_CHANGED);
+
   Widget* widget = Widget::GetWidgetForNativeView(window);
   if (widget) {
     widget->GetRootView()->NotifyAccessibilityEvent(