ship --harmony-plural-rules

R=littledan@chromium.org, adamk@chromium.org, caitp@igalia.com
CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel
CQ_INCLUDE_TRYBOTS=master.tryserver.v8:v8_linux_noi18n_rel_ng

Bug: v8:5601
Change-Id: Ifc5fa3e9de05f64d8a6cb82d67fb272800a208a3
Reviewed-on: https://chromium-review.googlesource.com/669720Reviewed-by: Adam Klein <adamk@chromium.org>
Commit-Queue: Josh Wolfe <jwolfe@igalia.com>
Cr-Commit-Position: refs/heads/master@{#48070}

src/flag-definitions.h

@@ -210,14 +210,14 @@ DEFINE_IMPLICATION(es_staging, harmony)
 #define HARMONY_STAGED(V)           \
   HARMONY_STAGED_BASE(V)            \
   V(harmony_number_format_to_parts, \
-    "Intl.NumberFormat.prototype.formatToParts") \
-  V(harmony_plural_rules, "Intl.PluralRules")
+    "Intl.NumberFormat.prototype."  \
+    "formatToParts")
 #else
 #define HARMONY_STAGED(V) HARMONY_STAGED_BASE(V)
 #endif
 
 // Features that are shipping (turned on by default, but internal flag remains).
-#define HARMONY_SHIPPING(V)                                              \
+#define HARMONY_SHIPPING_BASE(V)                                         \
   V(harmony_strict_legacy_accessor_builtins,                             \
     "treat __defineGetter__ and related functions as strict")            \
   V(harmony_restrictive_generators,                                      \
@@ -231,6 +231,14 @@ DEFINE_IMPLICATION(es_staging, harmony)
     "harmony invalid escapes in tagged template literals")               \
   V(harmony_promise_finally, "harmony Promise.prototype.finally")
 
+#ifdef V8_INTL_SUPPORT
+#define HARMONY_SHIPPING(V) \
+  HARMONY_SHIPPING_BASE(V)  \
+  V(harmony_plural_rules, "Intl.PluralRules")
+#else
+#define HARMONY_SHIPPING(V) HARMONY_SHIPPING_BASE(V)
+#endif
+
 // Once a shipping feature has proved stable in the wild, it will be dropped
 // from HARMONY_SHIPPING, all occurrences of the FLAG_ variable are removed,
 // and associated tests are moved from the harmony directory to the appropriate