initDisplay method
Implementation
void initDisplay(CSSStyleDeclaration style) {
  // Must take from style because it inited before flush pending properties.
  _display ??= resolveDisplay(style[DISPLAY]);
}void initDisplay(CSSStyleDeclaration style) {
  // Must take from style because it inited before flush pending properties.
  _display ??= resolveDisplay(style[DISPLAY]);
}