Linux: Don't unparent unselected tab contentses....

chrome/browser/gtk/tab_contents_container_gtk.h

 // Copyright (c) 2009 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_GTK_TAB_CONTENTS_CONTAINER_GTK_H_
 #define CHROME_BROWSER_GTK_TAB_CONTENTS_CONTAINER_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include "base/basictypes.h"
 #include "chrome/common/notification_observer.h"
 
 class RenderViewHost;
 class TabContents;
 
 class TabContentsContainerGtk : public NotificationObserver {
  public:
   TabContentsContainerGtk();
   ~TabContentsContainerGtk();
 
   // Inserts our GtkWidget* hierarchy into a GtkBox managed by our owner.
   void AddContainerToBox(GtkWidget* widget);
 
   // Make the specified tab visible.
   void SetTabContents(TabContents* tab_contents);
   TabContents* GetTabContents() const { return tab_contents_; }
 
+  // Remove the tab from the hierarchy.
+  void DetachTabContents(TabContents* tab_contents);
+
   // NotificationObserver implementation.
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
  private:
   // Add or remove observers for events that we care about.
   void AddObservers();
   void RemoveObservers();
 
@@ skipping 12 matching lines @@
 
   // We keep a GtkVBox which is inserted into this object's owner's GtkWidget
   // hierarchy. We then insert and remove TabContents GtkWidgets into this
   // vbox_.
   GtkWidget* vbox_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContentsContainerGtk);
 };
 
 #endif  // CHROME_BROWSER_GTK_TAB_CONTENTS_CONTAINER_GTK_H_