Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

modules/indexeddb/IDBDatabase.idl

Index: modules/indexeddb/IDBDatabase.idl
diff --git a/modules/indexeddb/IDBDatabase.idl b/modules/indexeddb/IDBDatabase.idl
index 1df577ef13ae996feac023657142fd86b00f237d..b6d72d4c1f4a505ff2dcc2a8cbce47191f77ab69 100644
--- a/modules/indexeddb/IDBDatabase.idl
+++ b/modules/indexeddb/IDBDatabase.idl
@@ -28,12 +28,11 @@
 
 [
     Exposed=(Window,Worker),
-    ActiveDOMObject,
+    DependentLifetime,
     GarbageCollected,
 ] interface IDBDatabase : EventTarget {
     readonly attribute DOMString name;
-    // TODO(jsbell): DOMString version is non-standard, to support databases created with old API.
-    readonly attribute (unsigned long long or DOMString) version;
+    readonly attribute unsigned long long version;
     [Measure] readonly attribute DOMStringList objectStoreNames;
 
     [RaisesException] IDBObjectStore createObjectStore(DOMString name, optional IDBObjectStoreParameters options);