Fix IDB pyauto tests on cros by preventing restore after restart

chrome/test/data/indexeddb/version_change_crash.js

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-window.indexedDB = window.indexedDB || window.webkitIndexedDB;
-window.IDBTransaction = window.IDBTransaction || window.webkitIDBTransaction;
-
-window.testResult = '';
-
-function unexpectedErrorCallback()
+function test()
 {
-  document.title = 'fail - unexpected error callback';
-}
-function unexpectedAbortCallback()
-{
-  document.title = 'fail - unexpected abort callback';
-}
-function unexpectedCompleteCallback()
-{
-  document.title = 'fail - unexpected complete callback';
-}
-
-function test() {
   if (document.location.hash === '#part1') {
     testPart1();
   } else if (document.location.hash === '#part2') {
     testPart2();
   } else if (document.location.hash === '#part3') {
     testPart3();
   } else {
-    document.title = 'fail';
+    result('fail - unexpected hash');
   }
 }
 
-function testPart1() {
+function testPart1()
+{
   // Prepare the database, then exit normally
 
   // Set version 1, create store1
   var delreq = window.indexedDB.deleteDatabase('version-change-crash');
   delreq.onerror = unexpectedErrorCallback;
   delreq.onsuccess = function() {
     var openreq = window.indexedDB.open('version-change-crash');
     openreq.onerror = unexpectedErrorCallback;
     openreq.onsuccess = function(e) {
       var db = openreq.result;
       var setverreq = db.setVersion('1');
       setverreq.onerror = unexpectedErrorCallback;
       setverreq.onsuccess = function(e) {
         var transaction = setverreq.result;
         db.createObjectStore('store1');
         transaction.onabort = unexpectedAbortCallback;
         transaction.oncomplete = function (e) {
-          document.title = 'pass - part1 - complete';
+          result('pass - part1 - complete');
         };
       };
     };
   };
 }
 
-function testPart2() {
+function testPart2()
+{
   // Start a VERSION_CHANGE then crash
 
   // Set version 2, twiddle stores and crash
   var openreq = window.indexedDB.open('version-change-crash');
   openreq.onerror = unexpectedErrorCallback;
   openreq.onsuccess = function(e) {
     var db = openreq.result;
     var setverreq = db.setVersion('2');
     setverreq.onerror = unexpectedErrorCallback;
     setverreq.onsuccess = function(e) {
       var transaction = setverreq.result;
       transaction.onabort = unexpectedAbortCallback;
       transaction.oncomplete = unexpectedCompleteCallback;
 
       var store = db.createObjectStore('store2');
-      document.title = 'pass - part2 - crash me';
+      result('pass - part2 - crash me');
 
       // Keep adding to the transaction so it can't commit
       (function loop() { store.put(0, 0).onsuccess = loop; }());
     };
   };
 }
 
-function testPart3() {
+function testPart3()
+{
   // Validate that Part 2 never committed
 
   // Check version
   var openreq = window.indexedDB.open('version-change-crash');
   openreq.onerror = unexpectedErrorCallback;
   openreq.onsuccess = function(e) {
     var db = openreq.result;
     if (db.version !== '1') {
-      document.title = 'fail - version incorrect';
+      result('fail - version incorrect');
       return;
     }
 
     if (!db.objectStoreNames.contains('store1')) {
-      document.title = 'fail - store1 does not exist';
+      result('fail - store1 does not exist');
       return;
     }
 
     if (db.objectStoreNames.contains('store2')) {
-      document.title = 'fail - store2 exists';
+      result('fail - store2 exists');
       return;
     }
 
-    document.title = 'pass - part3 - rolled back';
+    result('pass - part3 - rolled back');
   };
 }