Move IN_OVERFLOW from Panel::ExpansionState to new enum.

chrome/browser/ui/panels/panel_strip.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_PANELS_PANEL_STRIP_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_STRIP_H_
 #pragma once
 
 #include <set>
 #include <vector>
@@ skipping 28 matching lines @@
 
   // Returns |false| if the panel is not in the strip.
   bool Remove(Panel* panel);
   void RemoveAll();
 
   // Drags the given panel.
   void StartDragging(Panel* panel);
   void Drag(int delta_x);
   void EndDragging(bool cancelled);
 
+  // Invoked when a panel's layout state changes.
+  void OnPanelLayoutStateChanged(Panel* panel, Panel::LayoutState old_state);
+
   // Invoked when a panel's expansion state changes.
-  void OnPanelExpansionStateChanged(Panel* panel);
+  void OnPanelExpansionStateChanged(Panel* panel,
+                                    Panel::ExpansionState old_state);
 
   // Invoked when the window size of the given panel is changed.
   void OnWindowSizeChanged(
       Panel* panel, const gfx::Size& preferred_window_size);
 
   // Returns true if we should bring up the titlebars, given the current mouse
   // point.
   bool ShouldBringUpTitlebars(int mouse_x, int mouse_y) const;
 
   // Brings up or down the titlebars for all minimized panels.
   void BringUpOrDownTitlebars(bool bring_up);
 
   // Returns the bottom position for the panel per its expansion state. If auto-
   // hide bottom bar is present, we want to move the minimized panel to the
   // bottom of the screen, not the bottom of the work area.
   int GetBottomPositionForExpansionState(
       Panel::ExpansionState expansion_state) const;
 
+  void UpdateBoundsPerExpansionState(Panel* panel);
+
   // num_panels() and panels() only includes panels in the panel strip that
   // do NOT have a temporary layout.
   int num_panels() const { return panels_.size(); }
   const Panels& panels() const { return panels_; }
 
   bool is_dragging_panel() const;
   gfx::Rect display_area() const { return display_area_; }
 
   int GetMaxPanelWidth() const;
   int GetMaxPanelHeight() const;
@@ skipping 100 matching lines @@
   // Absolute minimum width and height for panels, including non-client area.
   // Should only be big enough to accomodate a close button on the reasonably
   // recognisable titlebar.
   static const int kPanelMinWidth;
   static const int kPanelMinHeight;
 
   DISALLOW_COPY_AND_ASSIGN(PanelStrip);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_STRIP_H_