[es6] Remove harmony-object-literal flag

src/flag-definitions.h

Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index 0b2310bc7412a1d4ab5a255fd02d5b6c1af58928..fbf17bc10d7aba81e9112573ad92342b84cbe414 100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -201,16 +201,15 @@ DEFINE_IMPLICATION(es_staging, harmony)
   V(harmony_tostring, "harmony toString")
 
 // Features that are shipping (turned on by default, but internal flag remains).
-#define HARMONY_SHIPPING(V)                                                \
-  V(harmony_arrays, "harmony array methods")                               \
-  V(harmony_arrow_functions, "harmony arrow functions")                    \
-  V(harmony_classes, "harmony classes (implies object literal extension)") \
-  V(harmony_computed_property_names, "harmony computed property names")    \
-  V(harmony_object_literals, "harmony object literal extensions")          \
-  V(harmony_spreadcalls, "harmony spread-calls")                           \
-  V(harmony_spread_arrays, "harmony spread in array literals")             \
-  V(harmony_unicode, "harmony unicode escapes")                            \
-  V(harmony_object, "harmony Object methods")                              \
+#define HARMONY_SHIPPING(V)                                             \
+  V(harmony_arrays, "harmony array methods")                            \
+  V(harmony_arrow_functions, "harmony arrow functions")                 \
+  V(harmony_classes, "harmony classes")                                 \
+  V(harmony_computed_property_names, "harmony computed property names") \
+  V(harmony_spreadcalls, "harmony spread-calls")                        \
+  V(harmony_spread_arrays, "harmony spread in array literals")          \
+  V(harmony_unicode, "harmony unicode escapes")                         \
+  V(harmony_object, "harmony Object methods")                           \
   V(harmony_rest_parameters, "harmony rest parameters")
 
 // Once a shipping feature has proved stable in the wild, it will be dropped
@@ -238,7 +237,6 @@ HARMONY_SHIPPING(FLAG_SHIPPING_FEATURES)
 
 
 // Feature dependencies.
-DEFINE_IMPLICATION(harmony_classes, harmony_object_literals)
 DEFINE_IMPLICATION(harmony_unicode_regexps, harmony_unicode)