IndexedDB: Defer delete calls when there is a running upgrade

third_party/WebKit/LayoutTests/storage/indexeddb/resources/deletedatabase-delayed-by-open-and-versionchange.js

 if (this.importScripts) {
     importScripts('../../../resources/js-test.js');
     importScripts('shared.js');
 }
 
 description("Test that deleteDatabase is delayed if a VERSION_CHANGE transaction is running");
 
 indexedDBTest(prepareDatabase, onOpenSuccess);
 function prepareDatabase(evt)
 {
@@ skipping 15 matching lines @@
     transaction.oncomplete = function transactionOnComplete(evt) {
         preamble(evt);
         evalAndLog("upgradeTransactionComplete = true");
     };
 
     request = evalAndLog("indexedDB.deleteDatabase(dbname)");
     request.onerror = unexpectedErrorCallback;
     request.onblocked = function deleteDatabaseOnBlocked(evt) {
         preamble(evt);
         shouldBeTrue("sawVersionChange");
+        evalAndLog("h.close()");
     };
     request.onsuccess = function deleteDatabaseOnSuccess(evt) {
         preamble(evt);
         shouldBeTrue("upgradeTransactionComplete");
         finishJSTest();
     };
 }
 
 function onOpenSuccess(evt)
 {
     preamble(evt);
     evalAndLog("h = event.target.result");
-    evalAndLog("h.close()");
-    debug("Closing too late to prevent the in-flight 'blocked' event");
-    // Event ordering between 'success' and 'blocked' is not strictly defined
-    // in the spec. This documents current Chromium behavior to detect
-    // unexpected changes.
 }