message: Newly created cells should have default graphics attributes.
diff: * See the License for the specific language governing permissions and
  * limitations under the License.
  */
  +#include <terminal/GraphicsAttributes.h>
  #include <terminal/Line.h>
  #include <unicode/grapheme_segmenter.h>
  @@ -188,7 +189,7 @@ InflatedLineBuffer<Cell> inflate(TriviallyStyledLineBuffer const& input)
  }
  while (columns.size() < unbox<size_t>(input.displayWidth))
  - columns.emplace_back(Cell { input.attributes });
  + columns.emplace_back(Cell { GraphicsAttributes {} });
  return columns;
  }
  