Revert r170623 "Convert HTML5 notification pyauto tests to browser_tests."

chrome/test/data/notifications/notification_tester.html

Index: chrome/test/data/notifications/notification_tester.html
diff --git a/chrome/test/data/notifications/notification_tester.html b/chrome/test/data/notifications/notification_tester.html
index a5ad952e4a0ef3fbd7d8ff877936dc6dda9a3869..5bbe0f74126f36f9419a48e776fd7111e99380eb 100644
--- a/chrome/test/data/notifications/notification_tester.html
+++ b/chrome/test/data/notifications/notification_tester.html
@@ -26,6 +26,23 @@ function createNotification(iconUrl, title, text, replaceId) {
   createNotificationHelper(note, replaceId, true);
 }
 
+// Creates an HTML notification with a given content url.
+// Returns an id for the notification, which can be used to cancel it with
+// |cancelNotification|. If two notifications are created with the same
+// replaceId, the second one should replace the first. If the notification
+// cannot be created, this returns -1.
+// If |waitForDisplay| is true, a response will not be sent until the
+// notification is actually displayed.
+function createHTMLNotification(contentUrl, replaceId, waitForDisplay) {
+  try {
+    var note = webkitNotifications.createHTMLNotification(contentUrl);
+  } catch (exception)  {
+    sendResultToTest(-1);
+    return;
+  }
+  createNotificationHelper(note, replaceId, waitForDisplay);
+}
+
 // Cancels a notification with the given id. The notification must be showing,
 // as opposed to waiting to be shown in the display queue.
 // Returns '1' on success.