Revert "Fix TypedArray Property optimizations", add regression test and eliminate dead code

test/mjsunit/regress/regress-610633.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.
+
+function getLength(a) {
+  return a.length;
+}
+
+function getByteLength(a) {
+  return a.byteLength;
+}
+
+function getByteOffset(a) {
+  return a.byteOffset;
+}
+
+var a = new Uint8Array([1, 2, 3]);
+getLength(a);
+getLength(a);
+
+Object.defineProperty(a.__proto__, 'length', {value: 42});
+
+assertEquals(42, getLength(a));
+assertEquals(42, a.length);
+
+getByteLength(a);
+getByteLength(a);
+
+Object.defineProperty(a.__proto__, 'byteLength', {value: 42});
+
+assertEquals(42, getByteLength(a));
+assertEquals(42, a.byteLength);
+
+getByteOffset(a);
+getByteOffset(a);
+
+Object.defineProperty(a.__proto__, 'byteOffset', {value: 42});
+
+assertEquals(42, getByteOffset(a));
+assertEquals(42, a.byteOffset);