[inspector] console property should be enumerable

test/inspector/runtime/console-spec.js

 // Copyright 2017 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.
 
 InspectorTest.addScript(`
 var self = this;
 function checkPrototype() {
   const prototype1 = Object.getPrototypeOf(console);
   const prototype2 = Object.getPrototypeOf(prototype1);
   if (Object.getOwnPropertyNames(prototype1).length !== 0)
@@ skipping 29 matching lines @@
   async function prototypeChainMustBeCorrect() {
     let message = await Protocol.Runtime.evaluate({
       expression: "checkPrototype()", returnByValue: true });
     InspectorTest.log(message.result.result.value);
   },
 
   async function consoleToString() {
     let message = await Protocol.Runtime.evaluate({
       expression: 'console.toString()', returnByValue: true})
     InspectorTest.log(message.result.result.value);
+  },
+
+  async function consoleMethodPropertyDescriptor() {
+    let message = await Protocol.Runtime.evaluate({
+      expression: 'Object.getOwnPropertyDescriptor(console, \'log\')',
+      returnByValue: true});
+    InspectorTest.logObject(message.result.result.value);
   }
 ]);