Add NotificationAction.action member

LayoutTests/http/tests/notifications/notification-properties.html

Index: LayoutTests/http/tests/notifications/notification-properties.html
diff --git a/LayoutTests/http/tests/notifications/notification-properties.html b/LayoutTests/http/tests/notifications/notification-properties.html
index f57edca70c52dcd8439b8a31b1230db63f81955b..2ae84cf9b3474f8f5205b0db2bd3542afcdd56c9 100644
--- a/LayoutTests/http/tests/notifications/notification-properties.html
+++ b/LayoutTests/http/tests/notifications/notification-properties.html
@@ -19,7 +19,9 @@
                 icon: "http://localhost/my_icon.png",
                 silent: true,
                 data: "my data",
-                actions: [{title: "Action 1"}, {title: "Action 2"}, {title: "Action 3"}]
+                actions: [{action: "one", title: "Action 1"},
+                          {action: "two", title: "Action 2"},
+                          {action: "three", title: "Action 3"}]
             };
 
             var notification = new Notification("My Notification", options);
@@ -106,18 +108,28 @@
                 });
             }, 'Set vibrate, when silent is true.');
 
-            // Check exception is thrown when an action doesn't contain title,
-            // or title is an empty string.
+            // Check exception is thrown when an action doesn't contain
+            // action/title, or when action/title is an empty string.
             assert_throws(new TypeError(), function() {
                 var notification = new Notification("My Notification", {
-                    actions: [{}]
+                    actions: [{title: "Foo"}]
                 });
-            }, 'Provide action without title.');
+            }, 'NotificationAction without action.');
             assert_throws(new TypeError(), function() {
                 var notification = new Notification("My Notification", {
-                    actions: [{title: ""}]
+                    actions: [{action: "foo"}]
                 });
-            }, 'Provide action with empty title.');
+            }, 'NotificationAction without title.');
+            assert_throws(new TypeError(), function() {
+                var notification = new Notification("My Notification", {
+                    actions: [{action: "", title: "Foo"}]
+                });
+            }, 'NotificationAction with empty action.');
+            assert_throws(new TypeError(), function() {
+                var notification = new Notification("My Notification", {
+                    actions: [{action: "foo", title: ""}]
+                });
+            }, 'NotificationAction with empty title.');
 
       }, 'Checks the properties exposed on the Notification object.');
     </script>