Update Panel mininimize/restore button on strip and expansion state change.

chrome/browser/ui/panels/panel.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_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_H_
 #pragma once
 
 #include "chrome/browser/ui/browser_window.h"
 
@@ skipping 224 matching lines @@
   NativePanel* native_panel() { return native_panel_; }
   Browser* browser() const { return browser_; }
 
   // May be NULL if:
   // * panel is newly created and has not been positioned yet.
   // * panel is being closed asynchronously.
   // Please use it with caution.
   PanelStrip* panel_strip() const { return panel_strip_; }
 
   // Sets the current panel strip that contains this panel.
-  void SetPanelStrip(PanelStrip* new_strip);
+  void set_panel_strip(PanelStrip* new_strip) { panel_strip_ = new_strip; }
 
   ExpansionState expansion_state() const { return expansion_state_; }
   const gfx::Size& min_size() const { return min_size_; }
   const gfx::Size& max_size() const { return max_size_; }
   bool auto_resizable() const { return auto_resizable_; }
 
   bool in_preview_mode() const { return in_preview_mode_; }
 
   panel::Resizability CanResizeByMouse() const;
 
@@ skipping 20 matching lines @@
 
   // Updates the panel bounds instantly without any animation.
   void SetPanelBoundsInstantly(const gfx::Rect& bounds);
 
   // Sets whether the panel will auto resize according to its content.
   void SetAutoResizable(bool resizable);
 
   // Sets minimum and maximum size for the panel.
   void SetSizeRange(const gfx::Size& min_size, const gfx::Size& max_size);
 
-  // Sets whether the panel app icon is visible in the taskbar.
-  void SetAppIconVisibility(bool visible);
-
   // Whether the panel window is always on top.
   void SetAlwaysOnTop(bool on_top);
   bool always_on_top() const { return always_on_top_; }
 
   // Sets whether the panel is shown in preview mode. When the panel is
   // being dragged, it is in preview mode.
   void SetPreviewMode(bool in_preview_mode);
 
   // Sets up the panel for being resizable by the user - for example,
   // enables the resize mouse cursors when mouse is hovering over the edges.
   void EnableResizeByMouse(bool enable);
 
+  // Updates titlebar buttons.

[Dmitry Titov, 2012/05/02 03:23:08]

It'd be useful to add more info to the comment so it doesn't just repeat the
name of the method. For example, what aspect is updated and when this is called.
See also comment in panel.cc about naming.

+  void UpdateTitlebarButtons();
+
   // Changes the preferred size to acceptable based on min_size() and max_size()
   gfx::Size ClampSize(const gfx::Size& size) const;
 
   // Called when the panel's active state changes.
   // |active| is true if panel became active.
   void OnActiveStateChanged(bool active);
 
  protected:
   virtual void DestroyBrowser() OVERRIDE;
 
@@ skipping 52 matching lines @@
   AttentionMode attention_mode_;
 
   ExpansionState expansion_state_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(Panel);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_H_