message: [terminal] Cell: (dead) code cleanup
diff: @@ -151,16 +151,15 @@ class CRISPY_PACKED Cell
  void setImageFragment(std::shared_ptr<RasterizedImage> rasterizedImage, CellLocation offset);
  void setCharacter(char32_t _codepoint) noexcept;
  - void setCharacter(char32_t _codepoint, uint8_t _width) noexcept;
  [[nodiscard]] int appendCharacter(char32_t _codepoint) noexcept;
  [[nodiscard]] std::string toUtf8() const;
  [[nodiscard]] HyperlinkId hyperlink() const noexcept;
  void setHyperlink(HyperlinkId _hyperlink);
  + private:
  [[nodiscard]] CellExtra& extra() noexcept;
  - private:
  template <typename... Args>
  void createExtra(Args... args) noexcept;
  @@ -331,22 +330,6 @@ inline void Cell::setWidth(uint8_t _width) noexcept
  // TODO(perf) use u32_unused_bit_mask()
  }
  -inline void Cell::setCharacter(char32_t _codepoint, uint8_t _width) noexcept
  -{
  - assert(_codepoint != 0);
  -
  - codepoint_ = _codepoint;
  -
  - if (extra_)
  - {
  - extra_->codepoints.clear();
  - extra_->imageFragment = {};
  - extra_->width = _width;
  - }
  - else
  - setWidth(_width);
  -}
  -
  inline void Cell::setCharacter(char32_t _codepoint) noexcept
  {
  codepoint_ = _codepoint;
  