[Intl] Update NumberFormat setting changes RelativeTimeFormat

Reflect spec change in https://github.com/tc39/proposal-intl-relative-time/pull/81

Bug: v8:7992
Cq-Include-Trybots: luci.v8.try:v8_linux_noi18n_rel_ng
Change-Id: Ic2153f8355b8380d2986b34d46eb6bb6771d4b59
Reviewed-on: https://chromium-review.googlesource.com/1154236Reviewed-by: Daniel Ehrenberg <littledan@chromium.org>
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54793}

src/objects/js-relative-time-format.cc

@@ -141,14 +141,6 @@ JSRelativeTimeFormat::InitializeRelativeTimeFormat(
   }
   CHECK_NOT_NULL(number_format);
 
-  // 23. Perform ! CreateDataPropertyOrThrow(nfOptions, "useGrouping", false).
-  number_format->setGroupingUsed(false);
-
-  // 24. Perform ! CreateDataPropertyOrThrow(nfOptions,
-  //                                         "minimumIntegerDigits", 2).
-  // Ref: https://github.com/tc39/proposal-intl-relative-time/issues/80
-  number_format->setMinimumIntegerDigits(2);
-
   // Change UDISPCTX_CAPITALIZATION_NONE to other values if
   // ECMA402 later include option to change capitalization.
   // Ref: https://github.com/tc39/proposal-intl-relative-time/issues/11

test/intl/relative-time-format/format-to-parts-en.js

@@ -61,7 +61,7 @@ parts = longAlways.formatToParts(-0, "day");
 assertEquals(2, parts.length);
 assertEquals(3, Object.getOwnPropertyNames(parts[0]).length);
 assertEquals('integer', parts[0].type);
-assertEquals('00', parts[0].value);
+assertEquals('0', parts[0].value);
 assertEquals('day', parts[0].unit);
 assertEquals(2, Object.getOwnPropertyNames(parts[1]).length);
 assertEquals('literal', parts[1].type);