Enable AutofillGetPaymentsIdentityFromSync by default

Bug: 983940
Change-Id: I6e590a6464a880eb5cac2f1b587cb43b0f2a860f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1735465Reviewed-by: Jared Saul <jsaul@google.com>
Reviewed-by: Maxim Kolosovskiy <kolos@chromium.org>
Commit-Queue: Marc Treib <treib@chromium.org>
Cr-Commit-Position: refs/heads/master@{#685205}

components/autofill/core/common/autofill_features.cc

@@ -75,7 +75,7 @@ const base::Feature kAutofillEnforceMinRequiredFieldsForUpload{
 // When enabled, gets payment identity from sync service instead of
 // identity manager.
 const base::Feature kAutofillGetPaymentsIdentityFromSync{
-    "AutofillGetPaymentsIdentityFromSync", base::FEATURE_DISABLED_BY_DEFAULT};
+    "AutofillGetPaymentsIdentityFromSync", base::FEATURE_ENABLED_BY_DEFAULT};
 
 // When enabled, autofill suggestions are displayed in the keyboard accessory
 // instead of the regular popup.