message: Remove redundent selectors.
  Check _AppearanceUserSettingsTab
diff: @@ -15,8 +15,6 @@ limitations under the License.
  */
  .mx_GeneralUserSettingsTab_changePassword .mx_Field,
  -.mx_StyleUserSettingsTab_themeSection .mx_Field,
  -.mx_StyleUserSettingsTab_fontScaling .mx_Field {
  @mixin mx_Settings_fullWidthField;
  }
  