message: Remove redundant check for empty list
  The for loop and if constructs already guard against out of bounds
  access.
diff: @@ -411,8 +411,6 @@ void IconGrid::update()
  return startPoint + offset * spacing;
  };
  - if (mIconItemList.empty()) { return; }
  -
  for (std::size_t i = 0; i < mIconItemList.size(); ++i)
  {
  const auto position = indexToGridPosition(i);
  