DO NOT SUBMIT: Only for ES6 Collections try job

src/flag-definitions.h

Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index 3fc16fbef392c220a762c873bfa074c9056336ae..5b5acfdbd5da1ec5ee1efaa8f410f5ab1008c5a5 100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -153,10 +153,7 @@ DEFINE_BOOL(es_staging, false, "enable upcoming ES6+ features")
 DEFINE_BOOL(harmony_scoping, false, "enable harmony block scoping")
 DEFINE_BOOL(harmony_modules, false,
             "enable harmony modules (implies block scoping)")
-DEFINE_BOOL(harmony_symbols, false, "enable harmony symbols")
 DEFINE_BOOL(harmony_proxies, false, "enable harmony proxies")
-DEFINE_BOOL(harmony_collections, false,
-            "enable harmony collections (sets, maps)")
 DEFINE_BOOL(harmony_generators, false, "enable harmony generators")
 DEFINE_BOOL(harmony_iteration, false, "enable harmony iteration (for-of)")
 DEFINE_BOOL(harmony_numeric_literals, false,
@@ -169,20 +166,14 @@ DEFINE_BOOL(harmony, false, "enable all harmony features")
 DEFINE_IMPLICATION(harmony, harmony_scoping)
 DEFINE_IMPLICATION(harmony, harmony_modules)
 DEFINE_IMPLICATION(harmony, harmony_proxies)
-DEFINE_IMPLICATION(harmony, harmony_collections)
 DEFINE_IMPLICATION(harmony, harmony_generators)
 DEFINE_IMPLICATION(harmony, harmony_numeric_literals)
 DEFINE_IMPLICATION(harmony, harmony_strings)
 DEFINE_IMPLICATION(harmony, harmony_arrays)
 DEFINE_IMPLICATION(harmony, harmony_arrow_functions)
 DEFINE_IMPLICATION(harmony_modules, harmony_scoping)
-DEFINE_IMPLICATION(harmony_collections, harmony_symbols)
-DEFINE_IMPLICATION(harmony_generators, harmony_symbols)
-DEFINE_IMPLICATION(harmony_iteration, harmony_symbols)
 
 DEFINE_IMPLICATION(harmony, es_staging)
-DEFINE_IMPLICATION(es_staging, harmony_symbols)
-DEFINE_IMPLICATION(es_staging, harmony_collections)
 DEFINE_IMPLICATION(es_staging, harmony_iteration)
 
 // Flags for experimental implementation features.