Bug 630462 Tweak test to ignore about:blank pages harder r=Unfocused a=test-only

toolkit/mozapps/extensions/test/browser/browser_purchase.js

@@ -136,8 +136,8 @@ add_test(function() {
 
 // Tests that clicking the buy button works from the list
 add_test(function() {
-  gBrowser.addEventListener("load", function() {
-    if (gBrowser.currentURI.spec == "about:blank")
+  gBrowser.addEventListener("load", function(event) {
+    if (event.target.location.href == "about:blank")
       return;
     gBrowser.removeEventListener("load", arguments.callee, true);
 
@@ -160,8 +160,8 @@ add_test(function() {
 
 // Tests that clicking the buy button from the details view works
 add_test(function() {
-  gBrowser.addEventListener("load", function() {
-    if (gBrowser.currentURI.spec == "about:blank")
+  gBrowser.addEventListener("load", function(event) {
+    if (event.target.location.href == "about:blank")
       return;
     gBrowser.removeEventListener("load", arguments.callee, true);