bindings: Fixes layouttests when moving attributes to prototype chains.

LayoutTests/storage/indexeddb/resources/keypath-intrinsic-properties.js

 if (this.importScripts) {
     importScripts('../../../resources/js-test.js');
     importScripts('shared.js');
 }
 
 description("Test IndexedDB keyPath with intrinsic properties");
 
 indexedDBTest(prepareDatabase, testKeyPaths);
 function prepareDatabase()
 {
@@ skipping 12 matching lines @@
 
     transaction = evalAndLog("transaction = db.transaction('store', 'readwrite')");
     transaction.onabort = unexpectedAbortCallback;
     store = evalAndLog("store = transaction.objectStore('store')");
 
     for (var i = 0; i < 5; i += 1) {
         var datum = {
             id: 'id#' + i,
             string: Array(i * 2 + 1).join('x'),
             array: Array(i * 3 + 1).join('x').split(/(?:)/),
-            blob: new Blob([Array(i * 4 + 1).join('x')], {type: "type " + i})
+            blob: JSON.parse(stringifyDOMObject(

[jsbell, 2015/01/20 17:06:43]

Doesn't this change the test? Instead of datum.blob being a Blob instance it
will be a normal JS object.

[Yuki, 2015/01/21 07:43:24]

Ah, good catch!  I should have been more careful.
I updated stringifyDOMObject so that it stringify more complicated object (mixed
of Object / DOMObject and Array).

+                new Blob([Array(i * 4 + 1).join('x')], {type: "type " + i})))
         };
         debug("store.put(" + JSON.stringify(datum) + ")");
         store.put(datum);
     }
 
     checkStringLengths();
 
     function checkStringLengths() {
         evalAndLog("request = store.index('string length').openCursor()");
         request.onerror = unexpectedErrorCallback;
@@ skipping 43 matching lines @@
             cursor = e.target.result;
             if (cursor) {
                 shouldBe("cursor.key", "cursor.value.blob.type");
                 cursor.continue();
             }
         }
     }
 
     transaction.oncomplete = finishJSTest;
 }