Launch panels as popup windows in Aura, and add separate launcher icon logic for panels.

chrome/browser/ui/views/ash/launcher/launcher_updater.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_BROWSER_UI_VIEWS_ASH_LAUNCHER_LAUNCHER_UPDATER_H_
 #define CHROME_BROWSER_UI_VIEWS_ASH_LAUNCHER_LAUNCHER_UPDATER_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 16 matching lines @@
 namespace aura {
 class Window;
 }
 
 // LauncherUpdater is responsible for keeping the launcher representation of a
 // window up to date as the tab strip changes.
 class LauncherUpdater : public TabStripModelObserver {
  public:
   enum Type {
     TYPE_APP,
+    TYPE_PANEL,
     TYPE_TABBED
   };
 
   LauncherUpdater(aura::Window* window,
                   TabStripModel* tab_model,
                   ChromeLauncherDelegate* launcher_delegate,
                   Type type,
                   const std::string& app_id);
   virtual ~LauncherUpdater();
 
   // Sets up this LauncherUpdater.
   void Init();
 
   // Creates and returns a new LauncherUpdater for |browser|. This returns
   // NULL if a LauncherUpdater is not needed for the specified browser.
   static LauncherUpdater* Create(Browser* browser);
 
   aura::Window* window() { return window_; }
 
   TabStripModel* tab_model() { return tab_model_; }
 
+  Type type() const { return type_; }
+
   TabContentsWrapper* GetTab(ash::LauncherID id);
 
   // TabStripModel overrides:
   virtual void ActiveTabChanged(TabContentsWrapper* old_contents,
                                 TabContentsWrapper* new_contents,
                                 int index,
                                 bool user_gesture) OVERRIDE;
   virtual void TabChangedAt(
       TabContentsWrapper* tab,
       int index,
@@ skipping 69 matching lines @@
   // . Otherwise this is the id of the TYPE_TABBED item.
   ash::LauncherID item_id_;
 
   // Used for any app tabs.
   AppTabMap app_map_;
 
   DISALLOW_COPY_AND_ASSIGN(LauncherUpdater);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_ASH_LAUNCHER_LAUNCHER_UPDATER_H_