Add remaining @@toStringTag symbols to builtins

test/mjsunit/harmony/typedarrays.js

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 247 matching lines @@
   assertSame(elementSize, aOverAbLen0.BYTES_PER_ELEMENT);
   assertSame(0, aOverAbLen0.length);
   assertSame(0, aOverAbLen0.byteLength);
   assertSame(0, aOverAbLen0.byteOffset);
 
   var aNoParam = new constr();
   assertSame(elementSize, aNoParam.BYTES_PER_ELEMENT);
   assertSame(0, aNoParam.length);
   assertSame(0, aNoParam.byteLength);
   assertSame(0, aNoParam.byteOffset);
+
+  var a = new constr(ab, 64*elementSize, 128);
+  assertEquals("[object " + constr.name + "]",
+      Object.prototype.toString.call(a));
+  var desc = Object.getOwnPropertyDescriptor(
+      constr.prototype, Symbol.toStringTag);
+  assertTrue(desc.configurable);
+  assertFalse(desc.enumerable);
+  assertFalse(!!desc.writable);
+  assertFalse(!!desc.set);
+  assertEquals("function", typeof desc.get);
 }
 
 TestTypedArray(Uint8Array, 1, 0xFF);
 TestTypedArray(Int8Array, 1, -0x7F);
 TestTypedArray(Uint16Array, 2, 0xFFFF);
 TestTypedArray(Int16Array, 2, -0x7FFF);
 TestTypedArray(Uint32Array, 4, 0xFFFFFFFF);
 TestTypedArray(Int32Array, 4, -0x7FFFFFFF);
 TestTypedArray(Float32Array, 4, 0.5);
 TestTypedArray(Float64Array, 8, 0.5);
@@ skipping 369 matching lines @@
   }
 
   CheckProperty("buffer");
   CheckProperty("byteOffset");
   CheckProperty("byteLength");
 }
 
 
 TestDataViewPropertyTypeChecks();
 
+
+function TestDataViewToStringTag() {
+  var a = new DataView(new ArrayBuffer(10));
+  assertEquals("[object DataView]", Object.prototype.toString.call(a));
+  var desc = Object.getOwnPropertyDescriptor(
+      DataView.prototype, Symbol.toStringTag);
+  assertTrue(desc.configurable);
+  assertFalse(desc.enumerable);
+  assertFalse(desc.writable);
+  assertEquals("DataView", desc.value);
+}
+
+
 // General tests for properties
 
 // Test property attribute [[Enumerable]]
 function TestEnumerable(func, obj) {
   function props(x) {
     var array = [];
     for (var p in x) array.push(p);
     return array.sort();
   }
   assertArrayEquals([], props(func));
@@ skipping 21 matching lines @@
 TestArbitrary(new ArrayBuffer(256));
 for(i = 0; i < typedArrayConstructors.length; i++) {
   TestArbitrary(new typedArrayConstructors[i](10));
 }
 TestArbitrary(new DataView(new ArrayBuffer(256)));
 
 
 // Test direct constructor call
 assertThrows(function() { ArrayBuffer(); }, TypeError);
 assertThrows(function() { DataView(new ArrayBuffer()); }, TypeError);