Remove Dictionary::getWithUndefinedOrNullCheck()

Source/modules/indexeddb/IDBDatabase.idl

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 22 matching lines @@
     "versionchange"
 };
 
 [
     ActiveDOMObject,
     GarbageCollected,
 ] interface IDBDatabase : EventTarget {
     readonly attribute DOMString name;
     [CallWith=ScriptState] readonly attribute any version;
     readonly attribute DOMStringList objectStoreNames;
+    // FIXME: |options| should be an IDL dictionary (IDBObjectStoreParameters)

[bashi, 2014/11/14 02:19:53]

IDBObjectStoreParameters is an IDL dictionary which has a union type (DOMString
or sequence<DOMString>). We don't support union types in dictionary yet.

     [RaisesException] IDBObjectStore createObjectStore(DOMString name, optional Dictionary options);
     [RaisesException] void deleteObjectStore(DOMString name);
     // FIXME: should be union type http://crbug.com/240176
     [CallWith=ScriptState, RaisesException] IDBTransaction transaction(DOMString storeName, optional IDBTransactionMode mode = "readonly");
     [CallWith=ScriptState, RaisesException] IDBTransaction transaction(sequence<DOMString> storeNames, optional IDBTransactionMode mode = "readonly");
     [CallWith=ScriptState, RaisesException] IDBTransaction transaction(DOMStringList storeNames, optional IDBTransactionMode mode = "readonly");
     void close();
     attribute EventHandler onabort;
     attribute EventHandler onclose;
     attribute EventHandler onerror;
     attribute EventHandler onversionchange;
 };