Index: third_party/WebKit/Source/core/frame/Window.idl |
diff --git a/third_party/WebKit/Source/core/frame/Window.idl b/third_party/WebKit/Source/core/frame/Window.idl |
index 23fef6a193f06804ed2dae44f09eeaeb628df3d1..81c4f31e3c1da6c79d37073098abb7dc59a6df51 100644 |
--- a/third_party/WebKit/Source/core/frame/Window.idl |
+++ b/third_party/WebKit/Source/core/frame/Window.idl |
@@ -62,7 +62,7 @@ |
[Replaceable, DoNotCheckSecurity] readonly attribute Window parent; |
[CheckSecurity=Node, Custom=Getter] readonly attribute Element? frameElement; |
// FIXME: open() should have 4 optional arguments with defaults. |
- [Custom] Window open(DOMString url, DOMString target, optional DOMString features); |
+ [Custom] Window? open(DOMString url, DOMString target, optional DOMString features); |
// FIXME: These getters should not have [NotEnumerable]. |
[NotEnumerable, DoNotCheckSecurity] getter Window (unsigned long index); |
[Custom, NotEnumerable, DoNotCheckSecurity] getter object (DOMString name); |