message: [terminal_view] DecorationRenderer: code cleanup
diff: @@ -83,7 +83,6 @@ void DecorationRenderer::rebuild()
  {
  auto const width = screenCoordinates_.cellWidth;
  auto const baseline = screenCoordinates_.textBaseline;
  - auto const cellHeight = screenCoordinates_.cellHeight;
  { // {{{ underline
  auto const thickness = max(lineThickness_ * baseline / 3, 1u);
  @@ -188,6 +187,7 @@ void DecorationRenderer::rebuild()
  );
  } // }}}
  { // {{{ overline
  + auto const cellHeight = screenCoordinates_.cellHeight;
  auto const thickness = max(lineThickness_ * baseline / 3, 1u);
  auto image = atlas::Buffer(width * cellHeight, 0u);
  