Zoom Extension API

chrome/browser/chrome_notification_types.h

Index: chrome/browser/chrome_notification_types.h
diff --git a/chrome/browser/chrome_notification_types.h b/chrome/browser/chrome_notification_types.h
index 3805fbcb506a98821a5fbccc02ae72e0a106cda6..ced7254a0105f9933634fee476aeb30c90c1f583 100644
--- a/chrome/browser/chrome_notification_types.h
+++ b/chrome/browser/chrome_notification_types.h
@@ -167,6 +167,11 @@ enum NotificationType {
   // the WebContents containing the NavigationController is destroyed.
   NOTIFICATION_TAB_CLOSING,
 
+  // Sent when ZoomController receives an update that the zoom change for a tab
+  // has completed. The source is a source<ZoomController>. The details contains
+  // the |zoom_id| of the zoom change.
+  NOTIFICATION_TAB_ZOOM_CHANGE_COMPLETE,
+
   // Stuff inside the tabs ---------------------------------------------------
 
   // This notification is sent when the result of a find-in-page search is