Update IDL to Chrome 32

core/dom/Clipboard.idl

Index: core/dom/Clipboard.idl
diff --git a/core/dom/Clipboard.idl b/core/dom/Clipboard.idl
index 82453c70fd70ce4703d51f9b064002b22042b95b..695f70d48666d0b6be10e489f134f66b75975dde 100644
--- a/core/dom/Clipboard.idl
+++ b/core/dom/Clipboard.idl
@@ -30,13 +30,13 @@
 ] interface Clipboard {
              [TreatReturnedNullStringAs=Undefined] attribute DOMString dropEffect;
              [TreatReturnedNullStringAs=Undefined] attribute DOMString effectAllowed;
-    [CustomGetter] readonly attribute Array types;
+    readonly attribute DOMString[] types;
     readonly attribute FileList files;
 
-    [Custom, RaisesException] void clearData(optional DOMString type);
+    void clearData(optional DOMString type);
     DOMString getData(DOMString type);
     boolean setData(DOMString type, DOMString data);
-    [Custom, RaisesException] void setDragImage(HTMLImageElement image, long x, long y);
+    [RaisesException] void setDragImage(Element image, long x, long y);
 
     readonly attribute DataTransferItemList items;
 };