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

modules/indexeddb/IDBRequest.idl

Index: modules/indexeddb/IDBRequest.idl
diff --git a/modules/indexeddb/IDBRequest.idl b/modules/indexeddb/IDBRequest.idl
index 42694a9c078b88eff5b82228ae145816887984f7..0620d7f59e84933372b898d3dd46f841c759ee83 100644
--- a/modules/indexeddb/IDBRequest.idl
+++ b/modules/indexeddb/IDBRequest.idl
@@ -38,11 +38,11 @@ enum IDBRequestReadyState {
 
 [
     Exposed=(Window,Worker),
-    ActiveDOMObject,
+    DependentLifetime,
     GarbageCollected,
 ] interface IDBRequest : EventTarget {
     [RaisesException=Getter, CachedAttribute=isResultDirty] readonly attribute any result;
-    [RaisesException=Getter, Measure] readonly attribute DOMError error;
+    [RaisesException=Getter] readonly attribute DOMException error;
 
     readonly attribute any source;
     readonly attribute IDBTransaction transaction;