Occluded 374 cc/layers/tiled_layer.cc occlusion->Occluded( Occluded 826 cc/trees/layer_tree_host_impl.cc bool occluded = occlusion_tracker.Occluded(it->render_target(), Occluded 48 cc/trees/occlusion_tracker.h bool Occluded(const LayerType* render_target, Occluded 84 cc/trees/occlusion_tracker_unittest.cc return this->Occluded(