Include harmony-string-padding.js in the context snapshot

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index d1dff7f14054355e710dc5f581a0eb9c63be0950..5e325523fcb133c4503b9c397732c4a76cb8cc4a 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -3437,7 +3437,6 @@ EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_regexp_named_captures)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_regexp_property)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_function_sent)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_tailcalls)
-EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_string_padding)
 #ifdef V8_I18N_SUPPORT
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(datetime_format_to_parts)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(icu_case_mapping)
@@ -3995,8 +3994,6 @@ bool Genesis::InstallExperimentalNatives() {
   static const char* harmony_regexp_property_natives[] = {nullptr};
   static const char* harmony_function_sent_natives[] = {nullptr};
   static const char* harmony_array_prototype_values_natives[] = {nullptr};
-  static const char* harmony_string_padding_natives[] = {
-      "native harmony-string-padding.js", nullptr};
 #ifdef V8_I18N_SUPPORT
   static const char* icu_case_mapping_natives[] = {"native icu-case-mapping.js",
                                                    nullptr};