Add GetScreenBoundsRect to ui::AXPlatformNodeDelegate

ui/accessibility/platform/test_ax_node_wrapper.cc

Index: ui/accessibility/platform/test_ax_node_wrapper.cc
diff --git a/ui/accessibility/platform/test_ax_node_wrapper.cc b/ui/accessibility/platform/test_ax_node_wrapper.cc
index 9561733ee30af96376bec43e1232439e9912fd81..5f6c81603a02cf5eef09becf2e09f8d6e5fced78 100644
--- a/ui/accessibility/platform/test_ax_node_wrapper.cc
+++ b/ui/accessibility/platform/test_ax_node_wrapper.cc
@@ -104,6 +104,11 @@ gfx::Vector2d TestAXNodeWrapper::GetGlobalCoordinateOffset() {
   return g_offset;
 }
 
+gfx::Rect TestAXNodeWrapper::GetScreenBoundsRect() const {
+  NOTREACHED();
+  return gfx::Rect(0, 0, 0, 0);
+}
+
 gfx::NativeViewAccessible TestAXNodeWrapper::HitTestSync(int x, int y) {
   return nullptr;
 }