Index: chrome/common/extensions/api/alarms.idl |
diff --git a/chrome/common/extensions/api/alarms.idl b/chrome/common/extensions/api/alarms.idl |
index 55349be16db87b4919637128acff9f038b0fedce..500d2ed95181d79ed463a8bdf23c6e32d7fc2582 100644 |
--- a/chrome/common/extensions/api/alarms.idl |
+++ b/chrome/common/extensions/api/alarms.idl |
@@ -40,7 +40,7 @@ namespace alarms { |
double? periodInMinutes; |
}; |
- callback AlarmCallback = void (Alarm alarm); |
+ callback AlarmCallback = void (optional Alarm alarm); |
callback AlarmListCallback = void (Alarm[] alarms); |
callback ClearCallback = void (boolean wasCleared); |