Support chrome.windows extension API events for browserless Panels.

chrome/common/chrome_notification_types.h

 // 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.
 
 #ifndef CHROME_COMMON_CHROME_NOTIFICATION_TYPES_H_
 #define CHROME_COMMON_CHROME_NOTIFICATION_TYPES_H_
 #pragma once
 
 #include "content/public/browser/notification_types.h"
 
@@ skipping 1121 matching lines @@
   // status. The source is the profile.
   NOTIFICATION_PLUGIN_ENABLE_STATUS_CHANGED,
 
   // Panels Notifications. The Panels are small browser windows near the bottom
   // of the screen.
   // Sent when all nonblocking bounds animations are finished across panels.
   // Used only in unit testing.
   NOTIFICATION_PANEL_BOUNDS_ANIMATIONS_FINISHED,
 
   // Sent when panel gains/loses focus.
-  // The source is the Panel, no details.
-  // Used only in unit testing.
+  // The source is the Panel. Details is a boolean that is true if the
+  // panel is now active.
   NOTIFICATION_PANEL_CHANGED_ACTIVE_STATUS,
 
   // Sent when panel is minimized/restored/shows title only etc.
   // The source is the Panel, no details.
   NOTIFICATION_PANEL_CHANGED_EXPANSION_STATE,
 
   // Sent when panel window size is known. This is for platforms where the
   // window creation is async and size of the window only becomes known later.
   // Used only in unit testing.
   NOTIFICATION_PANEL_WINDOW_SIZE_KNOWN,
 
   // Sent when panel strip get updated.
   // The source is the PanelStrip, no details.
   // Used only in coordination with notification balloons.
   NOTIFICATION_PANEL_STRIP_UPDATED,
 
   // Sent when panel is closed.
   // The source is the Panel, no details.
   NOTIFICATION_PANEL_CLOSED,
 
+  // Sent when a panel is opened.
+  // The source is the Panel, no details.
+  NOTIFICATION_PANEL_OPENED,
+
   // Sent when a global error has changed and the error UI should update it
   // self. The source is a Source<Profile> containing the profile for the
   // error. The detail is a GlobalError object that has changed or NULL if
   // all error UIs should update.
   NOTIFICATION_GLOBAL_ERRORS_CHANGED,
 
   // BrowsingDataRemover ----------------------------------------------------
   // Sent on the UI thread after BrowsingDataRemover has removed browsing data
   // but before it has notified its explicit observers. The source is a
   // Source<Profile> containing the profile in which browsing data was removed,
@@ skipping 19 matching lines @@
   // Currently only Content and Chrome define and use notifications.
   // Custom notifications not belonging to Content and Chrome should start
   // from here.
   NOTIFICATION_CHROME_END,
 };
 
 }  // namespace chrome
 
 
 #endif  // CHROME_COMMON_CHROME_NOTIFICATION_TYPES_H_