Fixes bug where closing a pinned tab followed by dragging a tab could

chrome/browser/ui/views/tabs/tab_strip.h

 // Copyright (c) 2011 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_TABS_TAB_STRIP_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_TAB_STRIP_H_
 #pragma once
 
 #include "base/memory/ref_counted.h"
 #include "base/timer.h"
@@ skipping 196 matching lines @@
   // animating to their desired position/bounds. This is used by the standard
   // Layout method and other callers like the DraggedTabController that need
   // stable representations of Tab positions.
   virtual void GenerateIdealBounds();
 
   // Starts various types of TabStrip animations.
   void StartResizeLayoutAnimation();
   virtual void StartMiniTabAnimation();
   void StartMouseInitiatedRemoveTabAnimation(int model_index);
 
-  // Calculates the available width for tabs, assuming a Tab is to be closed.
-  int GetAvailableWidthForTabs(Tab* last_tab) const;
-
   // Returns true if the specified point in TabStrip coords is within the
   // hit-test region of the specified Tab.
   bool IsPointInTab(Tab* tab, const gfx::Point& point_in_tabstrip_coords);
 
   // -- Member Variables ------------------------------------------------------
 
   // The "New Tab" button.
   views::ImageButton* newtab_button_;
 
   // Ideal bounds of the new tab button.
@@ skipping 35 matching lines @@
 
   // Used for stage 1 of new tab animation.
   base::OneShotTimer<TabStrip> new_tab_timer_;
 
   scoped_ptr<views::MouseWatcher> mouse_watcher_;
 
   DISALLOW_COPY_AND_ASSIGN(TabStrip);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_TAB_STRIP_H_