Enable users of NotificationUIManager to specify binary images.

ash/system/web_notification/web_notification_tray_unittest.cc

Index: ash/system/web_notification/web_notification_tray_unittest.cc
diff --git a/ash/system/web_notification/web_notification_tray_unittest.cc b/ash/system/web_notification/web_notification_tray_unittest.cc
index e144fe999ff46d81ff614d9b6e05f83a1155d43d..5b593129230d457ccce68eca7f7017831e30b818 100644
--- a/ash/system/web_notification/web_notification_tray_unittest.cc
+++ b/ash/system/web_notification/web_notification_tray_unittest.cc
@@ -56,26 +56,34 @@ class WebNotificationTrayTest : public test::AshTestBase {
 
  protected:
   void AddNotification(const std::string& id) {
-    GetMessageCenter()->AddNotification(
+    scoped_ptr<message_center::Notification> notification;
+    notification.reset(new message_center::Notification(
         message_center::NOTIFICATION_TYPE_SIMPLE,
         id,
         ASCIIToUTF16("Test Web Notification"),
         ASCIIToUTF16("Notification message body."),
+        gfx::Image(),
         ASCIIToUTF16("www.test.org"),
         "" /* extension id */,
         NULL /* optional_fields */,
-        NULL /* delegate */);
+        NULL /* delegate */));
+    GetMessageCenter()->AddNotification(notification.Pass());
   }
 
   void UpdateNotification(const std::string& old_id,
                           const std::string& new_id) {
-    GetMessageCenter()->UpdateNotification(
-        old_id,
+    scoped_ptr<message_center::Notification> notification;
+    notification.reset(new message_center::Notification(
+        message_center::NOTIFICATION_TYPE_SIMPLE,
         new_id,
         ASCIIToUTF16("Updated Web Notification"),
         ASCIIToUTF16("Updated message body."),
-        NULL,
-        NULL);
+        gfx::Image(),
+        ASCIIToUTF16("www.test.org"),
+        "" /* extension id */,
+        NULL /* optional_fields */,
+        NULL /* delegate */));
+    GetMessageCenter()->UpdateNotification(old_id, notification.Pass());
   }
 
   void RemoveNotification(const std::string& id) {