[strong] Remove all remainders of strong mode

test/mjsunit/strong/classes.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.
-
-// Flags: --strong-mode
-
-'use strong';
-
-class C {}
-
-let indirect_eval = eval;
-
-function assertTypeError(script) { assertThrows(script, TypeError) }
-function assertSyntaxError(script) { assertThrows(script, SyntaxError) }
-function assertReferenceError(script) { assertThrows(script, ReferenceError) }
-
-(function ImmutableClassBindings() {
-  class D {}
-  assertTypeError(function(){ indirect_eval("C = 0") });
-  assertEquals('function', typeof C);
-  assertEquals('function', typeof D);
-  assertTypeError("'use strong'; (function f() {class E {}; E = 0})()");
-})();
-
-function constructor(body) {
-  return "'use strong'; " +
-      "(class extends Object { constructor() { " + body + " } })";
-}
-
-(function NoSuperExceptCall() {
-  assertSyntaxError(constructor("super.a;"));
-  assertSyntaxError(constructor("super['a'];"));
-  assertSyntaxError(constructor("super.f();"));
-  assertSyntaxError(constructor("super.a;"));
-  assertSyntaxError(constructor("{ super.a }"));
-  assertSyntaxError(constructor("if (0) super.a;"));
-  // TODO(rossberg): arrow functions do not handle 'super' yet.
-  // assertSyntaxError(constructor("() => super.a;"));
-  // assertSyntaxError(constructor("() => () => super.a;"));
-  // assertSyntaxError(constructor("() => { () => if (0) { super.a; } }"));
-})();
-
-(function NoMissingSuper() {
-  assertReferenceError(constructor(""));
-  assertReferenceError(constructor("1"));
-})();
-
-(function NoNestedSuper() {
-  assertSyntaxError(constructor("super(), 0;"));
-  assertSyntaxError(constructor("(super());"));
-  assertSyntaxError(constructor("super().a;"));
-  assertSyntaxError(constructor("(() => super())();"));
-  assertSyntaxError(constructor("{ super(); }"));
-  assertSyntaxError(constructor("if (1) super();"));
-  assertSyntaxError(constructor("label: super();"));
-})();
-
-(function NoDuplicateSuper() {
-  assertSyntaxError(constructor("super(), super();"));
-  assertSyntaxError(constructor("super(); super();"));
-  assertSyntaxError(constructor("super(); (super());"));
-  assertSyntaxError(constructor("super(); { super() }"));
-  assertSyntaxError(constructor("super(); (() => super())();"));
-})();
-
-(function NoSuperAfterThis() {
-  assertSyntaxError(constructor("this.a = 0, super();"));
-  assertSyntaxError(constructor("this.a = 0; super();"));
-  assertSyntaxError(constructor("this.a = 0; super(); this.b = 0;"));
-  assertSyntaxError(constructor("this.a = 0; (super());"));
-  assertSyntaxError(constructor("super(this.a = 0);"));
-})();
-
-(function NoReturnValue() {
-  assertSyntaxError(constructor("return {};"));
-  assertSyntaxError(constructor("return undefined;"));
-  assertSyntaxError(constructor("return this;"));
-  assertSyntaxError(constructor("return this.a = 0;"));
-  assertSyntaxError(constructor("{ return {}; }"));
-  assertSyntaxError(constructor("if (1) return {};"));
-})();
-
-(function NoReturnBeforeSuper() {
-  assertSyntaxError(constructor("return; super();"));
-  assertSyntaxError(constructor("if (0) return; super();"));
-  assertSyntaxError(constructor("{ return; } super();"));
-})();
-
-(function NoReturnBeforeThis() {
-  assertSyntaxError(constructor("return; this.a = 0;"));
-  assertSyntaxError(constructor("if (0) return; this.a = 0;"));
-  assertSyntaxError(constructor("{ return; } this.a = 0;"));
-})();
-
-(function NoThisExceptInitialization() {
-  assertSyntaxError(constructor("this;"));
-  assertSyntaxError(constructor("this.a;"));
-  assertSyntaxError(constructor("this['a'];"));
-  assertSyntaxError(constructor("this();"));
-  assertSyntaxError(constructor("this.a();"));
-  assertSyntaxError(constructor("this.a.b = 0;"));
-  assertSyntaxError(constructor("{ this }"));
-  assertSyntaxError(constructor("if (0) this;"));
-  // TODO(rossberg): this does not handle arrow functions yet.
-  // assertSyntaxError(constructor("() => this;"));
-  // assertSyntaxError(constructor("() => () => this;"));
-  // assertSyntaxError(constructor("() => { () => if (0) { this; } }"));
-})();
-
-(function NoNestedThis() {
-  assertSyntaxError(constructor("(this.a = 0);"));
-  assertSyntaxError(constructor("{ this.a = 0; }"));
-  assertSyntaxError(constructor("if (0) this.a = 0;"));
-  // TODO(rossberg): this does not handle arrow functions yet.
-  // assertSyntaxError(constructor("() => this.a = 0;"));
-  // assertSyntaxError(constructor("() => { this.a = 0; }"));
-  assertSyntaxError(constructor("label: this.a = 0;"));
-})();