Unship ES6 iteration and unscopables on 3.28

tools/gyp/v8.gyp

Index: tools/gyp/v8.gyp
diff --git a/tools/gyp/v8.gyp b/tools/gyp/v8.gyp
index c703155bc91100af31bd52a6b5599ed98290b184..98bd6fca8c1113e745702d08fab4f9bba7ffb924 100644
--- a/tools/gyp/v8.gyp
+++ b/tools/gyp/v8.gyp
@@ -1388,7 +1388,6 @@
         'library_files': [
           '../../src/runtime.js',
           '../../src/v8natives.js',
-          '../../src/symbol.js',
           '../../src/array.js',
           '../../src/string.js',
           '../../src/uri.js',
@@ -1407,18 +1406,20 @@
           '../../src/weak_collection.js',
           '../../src/promise.js',
           '../../src/object-observe.js',
+          '../../src/symbol.js',
           '../../src/collection.js',
           '../../src/collection-iterator.js',
           '../../src/macros.py',
-          '../../src/array-iterator.js',
-          '../../src/string-iterator.js'
         ],
         'experimental_library_files': [
           '../../src/macros.py',
           '../../src/proxy.js',
           '../../src/generator.js',
+          '../../src/array-iterator.js',
+          '../../src/string-iterator.js',
           '../../src/harmony-string.js',
           '../../src/harmony-array.js',
+          '../../src/unscopables.js',
         ],
         'libraries_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries.bin',
         'libraries_experimental_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries-experimental.bin',