HaveRootScrollLayer 160 cc/input/top_controls_manager.cc if (!top_controls_animation_ || !client_->HaveRootScrollLayer()) HaveRootScrollLayer 15 cc/input/top_controls_manager_client.h virtual bool HaveRootScrollLayer() const = 0; HaveRootScrollLayer 143 cc/trees/layer_tree_host_impl.h virtual bool HaveRootScrollLayer() const OVERRIDE;