Make all arguments to init*Event() optional except the first

This resolves #810.

1 files changed, 8 insertions, 8 deletions

diff --git a/dom/webidl/ScrollAreaEvent.webidl b/dom/webidl/ScrollAreaEvent.webidl
index 0f48b4bc8..f24b7c0ad 100644
--- a/dom/webidl/ScrollAreaEvent.webidl
+++ b/dom/webidl/ScrollAreaEvent.webidl
@@ -12,12 +12,12 @@ interface ScrollAreaEvent : UIEvent
   readonly attribute float height;
 
   void initScrollAreaEvent(DOMString type,
-                           boolean canBubble,
-                           boolean cancelable,
-                           Window? view,
-                           long detail,
-                           float x,
-                           float y,
-                           float width,
-                           float height);
+                           optional boolean canBubble = false,
+                           optional boolean cancelable = false,
+                           optional Window? view = null,
+                           optional long detail = 0,
+                           optional float x = 0,
+                           optional float y = 0,
+                           optional float width = 0,
+                           optional float height = 0);
 };