Load inline text boxes for focused element.

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 35dbf23523ca57dff14bfab399fd6736210eb3f7..cd6d2f87338dafd1335d979b1111eccaa09d1a01 100644
--- a/content/renderer/accessibility/blink_ax_tree_source.cc
+++ b/content/renderer/accessibility/blink_ax_tree_source.cc
@@ -200,7 +200,9 @@ void BlinkAXTreeSource::GetChildren(
   if (parent.role() == blink::WebAXRoleStaticText) {
     blink::WebAXObject ancestor = parent;
     while (!ancestor.isDetached()) {
-      if (ancestor.axID() == accessibility_focus_id_) {
+      int32_t focus_id = GetMainDocument().focusedAccessibilityObject().axID();
+      if (ancestor.axID() == accessibility_focus_id_ ||
+          (ancestor.axID() == focus_id && ancestor.isEditable())) {
         parent.loadInlineTextBoxes();
         break;
       }