Take notification API out of experimental.

chrome/browser/extensions/event_names.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/event_names.h"
 
 namespace extensions {
 
 namespace event_names {
 
@@ skipping 71 matching lines @@
 const char kOnSystemIndicatorClicked[] = "systemIndicator.onClicked";
 
 const char kOnServiceStatusChanged[] = "syncFileSystem.onServiceStatusChanged";
 const char kOnFileStatusChanged[] = "syncFileSystem.onFileStatusChanged";
 
 const char kOnAttachEventName[] = "mediaGalleriesPrivate.onDeviceAttached";
 const char kOnDetachEventName[] = "mediaGalleriesPrivate.onDeviceDetached";
 const char kOnGalleryChangedEventName[] =
     "mediaGalleriesPrivate.onGalleryChanged";
 
-const char kOnNotificationDisplayed[] = "experimental.notification.onDisplayed";
-const char kOnNotificationError[] = "experimental.notification.onError";
-const char kOnNotificationClosed[] = "experimental.notification.onClosed";
-const char kOnNotificationClicked[] = "experimental.notification.onClicked";
-const char kOnNotificationButtonClicked[] =
-    "experimental.notification.onButtonClicked";
+const char kOnNotificationDisplayed[] = "notifications.onDisplayed";
+const char kOnNotificationError[] = "notifications.onError";
+const char kOnNotificationClosed[] = "notifications.onClosed";
+const char kOnNotificationClicked[] = "notifications.onClicked";
+const char kOnNotificationButtonClicked[] = "notifications.onButtonClicked";
 
 const char kOnNetworksChanged[] = "networkingPrivate.onNetworksChanged";
 const char kOnNetworkListChanged[] = "networkingPrivate.onNetworkListChanged";
 
 }  // namespace event_names
 
 }  // namespace extensions