Revert r42156, r42157, r42160. Allow dynamic switching in and out of sidetabs...

chrome/browser/views/tabs/side_tab_strip.h

 // Copyright (c) 2010 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_VIEWS_TABS_SIDE_TAB_STRIP_H_
 #define CHROME_BROWSER_VIEWS_TABS_SIDE_TAB_STRIP_H_
 
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/browser/views/tabs/base_tab_strip.h"
 #include "chrome/browser/views/tabs/side_tab.h"
 
 class Profile;
 class SideTabStripModel;
 
 class SideTabStrip : public BaseTabStrip,
                      public SideTabModel {
  public:
   SideTabStrip();
   virtual ~SideTabStrip();
 
   // Associate a model with this SideTabStrip. The SideTabStrip owns its model.
   void SetModel(SideTabStripModel* model);
 
   // Whether or not the browser has been run with the "enable-vertical-tabs"
   // command line flag that allows the SideTabStrip to be optionally shown.
   static bool Available();
 
+  // Whether or not the vertical tabstrip is shown. Only valid if Available()
+  // returns true.
+  static bool Visible(Profile* profile);
+
   // Notifies the SideTabStrip that a tab was added in the model at |index|.
   void AddTabAt(int index);
 
   // Notifies the SideTabStrip that a tab was removed from the model at |index|.
   void RemoveTabAt(int index);
 
   // Notifies the SideTabStrip that a tab was selected in the model at |index|.
   void SelectTabAt(int index);
 
   // Notifies the SideTabStrip that the tab at |index| needs to be redisplayed
   // since some of its metadata has changed.
   void UpdateTabAt(int index);
 
   // SideTabModel implementation:
   virtual string16 GetTitle(SideTab* tab) const;
   virtual SkBitmap GetIcon(SideTab* tab) const;
   virtual bool IsSelected(SideTab* tab) const;
   virtual void SelectTab(SideTab* tab);
   virtual void CloseTab(SideTab* tab);
-  virtual void ShowContextMenu(SideTab* tab, const gfx::Point& p);
 
   // BaseTabStrip implementation:
   virtual int GetPreferredHeight();
   virtual void SetBackgroundOffset(const gfx::Point& offset);
   virtual bool IsPositionInWindowCaption(const gfx::Point& point);
   virtual void SetDraggedTabBounds(int tab_index,
                                    const gfx::Rect& tab_bounds);
   virtual bool IsDragSessionActive() const;
   virtual void UpdateLoadingAnimations();
   virtual bool IsAnimating() const;
   virtual TabStrip* AsTabStrip();
 
   // views::View overrides:
   virtual void Layout();
   virtual gfx::Size GetPreferredSize();
 
  private:
   // Returns the model index of the specified |tab|.
   int GetIndexOfSideTab(SideTab* tab) const;
 
   // Returns the SideTab at the specified |index|.
   SideTab* GetSideTabAt(int index) const;
 
   scoped_ptr<SideTabStripModel> model_;
 
   DISALLOW_COPY_AND_ASSIGN(SideTabStrip);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_TABS_SIDE_TAB_STRIP_H_