Index: chrome/browser/resources/print_preview/data/invitation_store.js |
diff --git a/chrome/browser/resources/print_preview/data/invitation_store.js b/chrome/browser/resources/print_preview/data/invitation_store.js |
index cbf037f84044f64df35585430de370752fc0b5f4..41f654fac146d8a23cf6a031bab0680483ccad72 100644 |
--- a/chrome/browser/resources/print_preview/data/invitation_store.js |
+++ b/chrome/browser/resources/print_preview/data/invitation_store.js |
@@ -101,6 +101,7 @@ cr.define('print_preview', function() { |
* to set. |
*/ |
setCloudPrintInterface: function(cloudPrintInterface) { |
+ assert(this.cloudPrintInterface_ == null); |
this.cloudPrintInterface_ = cloudPrintInterface; |
this.tracker_.add( |
this.cloudPrintInterface_, |