1 files changed, 1 insertions, 1 deletions
diff --git a/chromium/third_party/WebKit/Source/core/html/HTMLTableSectionElement.idl b/chromium/third_party/WebKit/Source/core/html/HTMLTableSectionElement.idl
index 836b712c43e..a8f0b894191 100644
--- a/chromium/third_party/WebKit/Source/core/html/HTMLTableSectionElement.idl
+++ b/chromium/third_party/WebKit/Source/core/html/HTMLTableSectionElement.idl
@@ -24,6 +24,6 @@ interface HTMLTableSectionElement : HTMLElement {
     [Reflect=charoff] attribute DOMString chOff;
     [Reflect] attribute DOMString vAlign;
     readonly attribute HTMLCollection rows;
-    [RaisesException] HTMLElement insertRow([Default=Undefined] optional long index);
+    [RaisesException] HTMLElement insertRow(optional long index);
     [RaisesException] void deleteRow([Default=Undefined] optional long index);
 };