message: Remove checks for supportsCssVar
diff: @@ -155,9 +155,6 @@ const colorA11yOptions = $featureFlags.colorA11y
  ])
  : [];
  -// Edge doesn't support these
  -const supportsCssVar = window.CSS && window.CSS.supports && window.CSS.supports('(--foo: red)');
  -
  class SettingsPage extends React.Component<Props> {
  private initialLanguage = settings.language;
  @@ -267,7 +264,7 @@ class SettingsPage extends React.Component<Props> {
  />
  </div>
  - {supportsCssVar && !isPhonePortrait && (
  + {!isPhonePortrait && (
  <div className="setting">
  <div className="horizontal itemSize">
  <label htmlFor="itemSize">{t('Settings.SizeItem')}</label>
  @@ -359,8 +356,7 @@ class SettingsPage extends React.Component<Props> {
  </div>
  )}
  - {supportsCssVar &&
  - (isPhonePortrait ? (
  + {isPhonePortrait ? (
  <div className="setting">
  <Select
  label={t('Settings.InventoryColumnsMobile')}
  @@ -379,7 +375,7 @@ class SettingsPage extends React.Component<Props> {
  options={charColOptions}
  onChange={this.onChange}
  />
  - ))}
  + )}
  </section>
  <WishListSettings />
  