Mac: Added a delay before panels go to minimized state from title-only state.

chrome/browser/ui/panels/panel_manager.h

Index: chrome/browser/ui/panels/panel_manager.h
diff --git a/chrome/browser/ui/panels/panel_manager.h b/chrome/browser/ui/panels/panel_manager.h
index b419c8f91116cf1955e58a794e86f0fa770af259..f5ce7b688e5423e336b854fb5f93cccfe1ee8c68 100644
--- a/chrome/browser/ui/panels/panel_manager.h
+++ b/chrome/browser/ui/panels/panel_manager.h
@@ -152,11 +152,6 @@ class PanelManager : public PanelMouseWatcher::Observer,
   void DragLeft();
   void DragRight();
 
-  // Checks if the titlebars have been brought up or down. If not, do not wait
-  // for the notifications to trigger it any more, and start to bring them up or
-  // down immediately.
-  void DelayedBringUpOrDownTitlebarsCheck();
-
   // Does the real job of bringing up or down the titlebars.
   void DoBringUpOrDownTitlebars(bool bring_up);
 
@@ -201,9 +196,12 @@ class PanelManager : public PanelMouseWatcher::Observer,
 
   scoped_refptr<AutoHidingDesktopBar> auto_hiding_desktop_bar_;
 
+  // Delayed transitions support. Sometimes transitions between minimized and
+  // title-only states are delayed, for better usability with Taskbars/Docks.
   TitlebarAction delayed_titlebar_action_;
-
+  static int sLastTaskIndex;

[jianli, 2011/10/28 01:04:11]

The variable name does not follow the coding style guideline. In addition, can
we avoid using the static integer?

[Dmitry Titov, 2011/10/28 20:58:23]

Fixed style.
Tried to figure out simple way that would work w/o a static counter. Do you have
a good idea?

   ScopedRunnableMethodFactory<PanelManager> method_factory_;
+  void DelayedBringUpOrDownTitlebarsCheck(int taskIndex);
 
   // Whether or not bounds will be updated when the preferred content size is
   // changed. The testing code could set this flag to false so that other tests