Make panel adjust bounds per preferred size change notification on Windows.

chrome/browser/ui/panels/panel_manager.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_PANELS_PANEL_MANAGER_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_
 #pragma once
 
 #include <vector>
 #include "base/basictypes.h"
@@ skipping 20 matching lines @@
   Panel* CreatePanel(Browser* browser);
 
   void Remove(Panel* panel);
   void RemoveAll();
 
   // Drags the given panel.
   void StartDragging(Panel* panel);
   void Drag(int delta_x);
   void EndDragging(bool cancelled);
 
+  // Invoked when the preferred window size of the given panel might need to
+  // get changed.
+  void OnPreferredWindowSizeChanged(
+      Panel* panel, const gfx::Size& preferred_window_size);
+
   // Should we bring up the titlebar, given the current mouse point?
   bool ShouldBringUpTitleBarForAllMinimizedPanels(int mouse_x,
                                                   int mouse_y) const;
 
   // Brings up or down the title-bar for all minimized panels.
   void BringUpOrDownTitleBarForAllMinimizedPanels(bool bring_up);
 
   int num_panels() const { return panels_.size(); }
 
  private:
@@ skipping 25 matching lines @@
   bool ComputeBoundsForNextPanel(gfx::Rect* bounds, bool allow_size_change);
 
   // Finds one panel to close so that we may have space for the new panel
   // created by |extension|.
   void FindAndClosePanelOnOverflow(const Extension* extension);
 
   // Help functions to drag the given panel.
   void DragLeft();
   void DragRight();
 
+  // Updates the maximum size of each panel as the result of adding, removing,
+  // or sizing panels.
+  void UpdateMaxSizeForAllPanels();
+
   Panels panels_;
 
   // Stores the panels that are pending to remove. We want to delay the removal
   // when we're in the process of the dragging.
   Panels panels_pending_to_remove_;
 
   // Current work area used in computing the panel bounds.
   gfx::Rect work_area_;
 
   // Used in computing the bounds of the next panel.
@@ skipping 12 matching lines @@
 
   // Bounds of the panel to drag. It is first set to the original bounds when
   // the dragging happens. Then it is updated to the position that will be set
   // to when the dragging ends.
   gfx::Rect dragging_panel_bounds_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelManager);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_