Remove all harmony runtime flags which shipped in M51

src/js/harmony-species.js

-// Copyright 2015 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-(function(global, utils, extrasUtils) {
-
-"use strict";
-
-%CheckIsBootstrapping();
-
-var GlobalArray = global.Array;
-// It is important that this file is run after src/js/typedarray.js,
-// otherwise GlobalTypedArray would be Object, and we would break
-// old versions of Zepto.
-var GlobalTypedArray = global.Uint8Array.__proto__;
-var GlobalMap = global.Map;
-var GlobalSet = global.Set;
-var GlobalArrayBuffer = global.ArrayBuffer;
-var GlobalPromise = global.Promise;
-var GlobalRegExp = global.RegExp;
-var speciesSymbol = utils.ImportNow("species_symbol");
-
-function ArraySpecies() {
-  return this;
-}
-
-function TypedArraySpecies() {
-  return this;
-}
-
-function MapSpecies() {
-  return this;
-}
-
-function SetSpecies() {
-  return this;
-}
-
-function ArrayBufferSpecies() {
-  return this;
-}
-
-function PromiseSpecies() {
-  return this;
-}
-
-function RegExpSpecies() {
-  return this;
-}
-
-utils.InstallGetter(GlobalArray, speciesSymbol, ArraySpecies, DONT_ENUM);
-utils.InstallGetter(GlobalTypedArray, speciesSymbol, TypedArraySpecies, DONT_ENUM);
-utils.InstallGetter(GlobalMap, speciesSymbol, MapSpecies, DONT_ENUM);
-utils.InstallGetter(GlobalSet, speciesSymbol, SetSpecies, DONT_ENUM);
-utils.InstallGetter(GlobalArrayBuffer, speciesSymbol, ArrayBufferSpecies,
-                    DONT_ENUM);
-utils.InstallGetter(GlobalPromise, speciesSymbol, PromiseSpecies, DONT_ENUM);
-utils.InstallGetter(GlobalRegExp, speciesSymbol, RegExpSpecies, DONT_ENUM);
-
-});