avoid exception on pdfPage destroy

2014-12-05 12:12:17 +00:00
parent c167e86ba5
commit 7ea20c4266
1 changed files with 1 additions and 1 deletions
@@ -108,7 +108,7 @@ define [
 					, 1000

 				scope.$on "$destroy", () ->
-					if scope.timeoutHandler
+					if scope.timeoutHandler?
 						$timeout.cancel(scope.timeoutHandler)
 						highlightsLayer.clearHighlights()