Revert [TypeFeedbackVector] Root literal arrays in function literal slots

test/mjsunit/strong-rooted-literals.js

-// Copyright 2016 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: --allow-natives-syntax --expose-gc
-
-// Make sure literals are strongly rooted and safe from weak-code deopts.
-
-(function() {
-  function foo() {
-    var a = { y: 0 };
-    a.y = 1;
-    return a;
-  }
-
-  foo();
-  foo();
-  %OptimizeFunctionOnNextCall(foo);
-  foo();
-  gc();
-  assertOptimized(foo);
-})();
-
-
-(function() {
-  function hot(o) {
-    return o.x + o.y;
-  }
-  function mapPlus(a, y) {
-    return a.map(x => hot({x, y}));
-  }
-
-  var a = [1, 2, 3];
-  print(mapPlus(a, 1));
-  print(mapPlus(a, 2));
-  %OptimizeFunctionOnNextCall(hot);
-  print(mapPlus(a, 3));
-  gc();  // BOOOM!
-  assertOptimized(hot);
-  print(mapPlus(a, 4));
-})();
-
-// Verify that we can handle the creation of a new script, where the
-// code is cached and the feedback vector has to be re-created.
-(function() {
-  var sopen = "function wrapper() {  ";
-  var s1 = "function foo() { return bar(5); } ";
-  var s2 = "foo(); foo(); %OptimizeFunctionOnNextCall(foo); foo(); ";
-  var sclose = "}  wrapper(); ";
-  var s = sopen + s1 + s2 + sclose;
-  function bar(i) { return i + 3 };
-
-  for (var i = 0; i < 4; i++) {
-    eval(s);
-  }
-})();