Revert of [typedarrays] Check detached buffer at start of typed array methods

test/mjsunit/es6/typedarray-fill.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: --allow-natives-syntax
-
 var intArrayConstructors = [
   Uint8Array,
   Int8Array,
   Uint16Array,
   Int16Array,
   Uint32Array,
   Int32Array,
   Uint8ClampedArray
 ];
 
@@ skipping 54 matching lines @@
 Symbol(Symbol.toStringTag)
 `);
 
   // Shadowing length doesn't affect fill, unlike Array.prototype.fill
   var a = new constructor([2, 2]);
   Object.defineProperty(a, 'length', {value: 1});
   a.fill(3);
   assertArrayEquals([3, 3], [a[0], a[1]]);
   Array.prototype.fill.call(a, 4);
   assertArrayEquals([4, 3], [a[0], a[1]]);
-
-  // Detached Operation
-  var tmp = {
-    [Symbol.toPrimitive]() {
-      assertUnreachable("Parameter should not be processed when " +
-                        "array.[[ViewedArrayBuffer]] is neutered.");
-      return 0;
-    }
-  };
-
-  var array = new constructor([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
-  %ArrayBufferNeuter(array.buffer);
-  assertThrows(() => array.fill(tmp), TypeError);
 }
 
 for (var constructor of intArrayConstructors) {
   assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill(undefined));
   assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill());
   assertArrayEquals([0, 0, 0, 0, 0], new constructor([0, 0, 0, 0, 0]).fill("abcd"));
 }
 
 for (var constructor of floatArrayConstructors) {
   assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).fill(undefined));
   assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).fill());
   assertArrayEquals([NaN, NaN, NaN, NaN, NaN], new constructor([0, 0, 0, 0, 0]).fill("abcd"));
 }
 
 // Clamping
 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(-10));
 assertArrayEquals([255, 255, 255, 255, 255], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(1000));
 
 assertArrayEquals([1, 1, 1, 1, 1], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0.50001));
 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0.50000));
 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(0.49999));
 // Check round half to even
 assertArrayEquals([2, 2, 2, 2, 2], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(1.50000));
 assertArrayEquals([2, 2, 2, 2, 2], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(2.50000));
 assertArrayEquals([3, 3, 3, 3, 3], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(2.50001));
 // Check infinity clamping.
 assertArrayEquals([0, 0, 0, 0, 0], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(-Infinity));
 assertArrayEquals([255, 255, 255, 255, 255], new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(Infinity));