HasAncestor 365 cc/layers/layer.cc bool Layer::HasAncestor(const Layer* ancestor) const { HasAncestor 140 cc/layers/layer_impl.cc bool LayerImpl::HasAncestor(const LayerImpl* ancestor) const { HasAncestor 30 ui/wm/core/window_modality_controller.cc bool HasAncestor(aura::Window* window, aura::Window* ancestor) {