Revert of Protect the emptiness of Array prototype elements with a PropertyCell.

test/cctest/test-api.cc

Index: test/cctest/test-api.cc
diff --git a/test/cctest/test-api.cc b/test/cctest/test-api.cc
index 869199c5dd9be8f58929342067f4b81ca02b5d6f..3a6ebc803d4068e097d01e484aa33d3453c32e85 100644
--- a/test/cctest/test-api.cc
+++ b/test/cctest/test-api.cc
@@ -16638,52 +16638,6 @@
     CHECK(last_message);
   }
   isolate->Dispose();
-}
-
-
-static void BreakArrayGuarantees(const char* script) {
-  v8::Isolate* isolate1 = v8::Isolate::New();
-  isolate1->Enter();
-  v8::Persistent<v8::Context> context1;
-  {
-    v8::HandleScope scope(isolate1);
-    context1.Reset(isolate1, Context::New(isolate1));
-  }
-
-  {
-    v8::HandleScope scope(isolate1);
-    v8::Local<v8::Context> context =
-        v8::Local<v8::Context>::New(isolate1, context1);
-    v8::Context::Scope context_scope(context);
-    v8::internal::Isolate* i_isolate =
-        reinterpret_cast<v8::internal::Isolate*>(isolate1);
-    CHECK_EQ(true, i_isolate->IsFastArrayConstructorPrototypeChainIntact());
-    // Run something in new isolate.
-    CompileRun(script);
-    CHECK_EQ(false, i_isolate->IsFastArrayConstructorPrototypeChainIntact());
-  }
-  isolate1->Exit();
-  isolate1->Dispose();
-}
-
-
-TEST(VerifyArrayPrototypeGuarantees) {
-  // Break fast array hole handling by element changes.
-  BreakArrayGuarantees("[].__proto__[1] = 3;");
-  BreakArrayGuarantees("Object.prototype[3] = 'three';");
-  BreakArrayGuarantees("Array.prototype.push(1);");
-  BreakArrayGuarantees("Array.prototype.unshift(1);");
-  // Break fast array hole handling by prototype structure changes.
-  BreakArrayGuarantees("[].__proto__.__proto__ = { funny: true };");
-  // By sending elements to dictionary mode.
-  BreakArrayGuarantees("Object.freeze(Array.prototype);");
-  BreakArrayGuarantees("Object.freeze(Object.prototype);");
-  BreakArrayGuarantees(
-      "Object.defineProperty(Array.prototype, 0, {"
-      "  get: function() { return 3; }});");
-  BreakArrayGuarantees(
-      "Object.defineProperty(Object.prototype, 0, {"
-      "  get: function() { return 3; }});");
 }