Move case conversion with ICU to 'staged'.

src/flag-definitions.h

Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index 8c330b3a1f41c466119e0399474d2e7dd9bf9608..1b0fffc098c217a9ab84f7b038dad7a5ea7f0f38 100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -197,16 +197,6 @@ DEFINE_IMPLICATION(es_staging, harmony_regexp_lookbehind)
 DEFINE_IMPLICATION(es_staging, move_object_start)
 
 // Features that are still work in progress (behind individual flags).
-#ifdef V8_I18N_SUPPORT
-#define HARMONY_INPROGRESS(V)                                           \
-  V(harmony_function_sent, "harmony function.sent")                     \
-  V(harmony_sharedarraybuffer, "harmony sharedarraybuffer")             \
-  V(harmony_simd, "harmony simd")                                       \
-  V(harmony_do_expressions, "harmony do-expressions")                   \
-  V(harmony_regexp_property, "harmony unicode regexp property classes") \
-  V(icu_case_mapping, "case mapping with ICU rather than Unibrow")      \
-  V(harmony_async_await, "harmony async-await")
-#else
 #define HARMONY_INPROGRESS(V)                                           \
   V(harmony_function_sent, "harmony function.sent")                     \
   V(harmony_sharedarraybuffer, "harmony sharedarraybuffer")             \
@@ -214,9 +204,19 @@ DEFINE_IMPLICATION(es_staging, move_object_start)
   V(harmony_do_expressions, "harmony do-expressions")                   \
   V(harmony_regexp_property, "harmony unicode regexp property classes") \
   V(harmony_async_await, "harmony async-await")
-#endif
 
 // Features that are complete (but still behind --harmony/es-staging flag).
+#ifdef V8_I18N_SUPPORT
+#define HARMONY_STAGED(V)                                                    \
+  V(harmony_regexp_lookbehind, "harmony regexp lookbehind")                  \
+  V(harmony_tailcalls, "harmony tail calls")                                 \
+  V(harmony_explicit_tailcalls, "harmony explicit tail calls")               \
+  V(harmony_object_values_entries, "harmony Object.values / Object.entries") \
+  V(harmony_object_own_property_descriptors,                                 \
+    "harmony Object.getOwnPropertyDescriptors()")                            \
+  V(harmony_string_padding, "harmony String-padding methods")                \
+  V(icu_case_mapping, "case mapping with ICU rather than Unibrow")
+#else
 #define HARMONY_STAGED(V)                                                    \
   V(harmony_regexp_lookbehind, "harmony regexp lookbehind")                  \
   V(harmony_tailcalls, "harmony tail calls")                                 \
@@ -225,6 +225,7 @@ DEFINE_IMPLICATION(es_staging, move_object_start)
   V(harmony_object_own_property_descriptors,                                 \
     "harmony Object.getOwnPropertyDescriptors()")                            \
   V(harmony_string_padding, "harmony String-padding methods")
+#endif
 
 // Features that are shipping (turned on by default, but internal flag remains).
 #define HARMONY_SHIPPING(V)                                           \