surface_generation_id_  418 cc/resources/resource_provider.cc   surface_generation_id_ = surface_ ? surface_->generationID() : 0u;
surface_generation_id_  426 cc/resources/resource_provider.cc   return surface_ ? surface_generation_id_ != surface_->generationID() : false;
surface_generation_id_  487 cc/resources/resource_provider.h     uint32_t surface_generation_id_;