Plumb Notification action icons through to the UI layer.

chrome/browser/notifications/platform_notification_service_unittest.cc

Index: chrome/browser/notifications/platform_notification_service_unittest.cc
diff --git a/chrome/browser/notifications/platform_notification_service_unittest.cc b/chrome/browser/notifications/platform_notification_service_unittest.cc
index 7e53f527a09d650526855e43f0a3084a390b2c0e..ed51422fe363507c45796c9a5a6ab5c3c806e6da 100644
--- a/chrome/browser/notifications/platform_notification_service_unittest.cc
+++ b/chrome/browser/notifications/platform_notification_service_unittest.cc
@@ -231,9 +231,12 @@ TEST_F(PlatformNotificationServiceTest, DisplayPersistentNotificationMatches) {
   notification_data.actions[0].title = base::ASCIIToUTF16("Button 1");
   notification_data.actions[1].title = base::ASCIIToUTF16("Button 2");
 
+  NotificationResources notification_resources;
+  notification_resources.action_icons.resize(notification_data.actions.size());
+
   service()->DisplayPersistentNotification(
       profile(), 0u /* persistent notification */, GURL("https://chrome.com/"),
-      notification_data, NotificationResources());
+      notification_data, notification_resources);
 
   ASSERT_EQ(1u, ui_manager()->GetNotificationCount());