Bug 1020484: Remove QueryInterface from IndexedDB objects. r=bent

dom/webidl/LegacyQueryInterface.webidl

@@ -36,13 +36,6 @@ FileList implements LegacyQueryInterface;
 FormData implements LegacyQueryInterface;
 HTMLCollection implements LegacyQueryInterface;
 History implements LegacyQueryInterface;
-IDBCursor implements LegacyQueryInterface;
-IDBDatabase implements LegacyQueryInterface;
-IDBFactory implements LegacyQueryInterface;
-IDBIndex implements LegacyQueryInterface;
-IDBObjectStore implements LegacyQueryInterface;
-IDBRequest implements LegacyQueryInterface;
-IDBTransaction implements LegacyQueryInterface;
 MimeTypeArray implements LegacyQueryInterface;
 MozNamedAttrMap implements LegacyQueryInterface;
 MutationObserver implements LegacyQueryInterface;