[inspector] better isArrayLike for injected-script-source.js

test/inspector/runtime/evaluate-with-generate-preview.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.
 
 InspectorTest.log("Tests that Runtime.evaluate will generate correct previews.");
 
 InspectorTest.addScript(
 `
 var f1 = function(){};
 
@@ skipping 47 matching lines @@
 var deterministicNativeFunction = Math.log;
 var parentObj = {};
 Object.defineProperty(parentObj, 'propNotNamedProto', {
   get: deterministicNativeFunction,
   set: function() {}
 });
 var objInheritsGetterProperty = {__proto__: parentObj};
 allowAccessorFormatting(objInheritsGetterProperty);
 `);
 
+InspectorTest.makeContextDirty();

[dgozman, 2017/03/23 21:10:20]

Let's rename this to setupInjectedScriptEnvironment

[kozy, 2017/03/24 00:40:37]

Done in previous CL.

+
 InspectorTest.runTestSuite([
   function testObjectPropertiesPreview(next)
   {
     Protocol.Runtime.evaluate({ "expression": "obj", "generatePreview": true })
         .then(result => InspectorTest.logMessage(result.result.result.preview))
         .then(next);
   },
 
   function testArrayPropertiesPreview(next)
   {
@@ skipping 49 matching lines @@
     Protocol.Runtime.evaluate({ "expression": "mixedSet", "generatePreview": true })
         .then(result => InspectorTest.logMessage(result.result.result.preview))
         .then(next);
   },
 
   function testObjInheritsGetterProperty(next)
   {
     Protocol.Runtime.evaluate({ "expression": "objInheritsGetterProperty", "generatePreview": true })
         .then(result => InspectorTest.logMessage(result.result.result.preview))
         .then(next);
+  },
+
+  function testObjWithArrayAsProto(next)
+  {
+    Protocol.Runtime.evaluate({ "expression": "Object.create([1,2])", "generatePreview": true })
+        .then(result => InspectorTest.logMessage(result.result.result.preview))
+        .then(next);
   }
 ]);