Adds a first-run balloon to the Windows notification center.

chrome/browser/ui/views/status_icons/status_icon_win.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_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
 #define CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
 
 #include <windows.h>
 #include <shellapi.h>
 
@@ skipping 15 matching lines @@
  public:
   // Constructor which provides this icon's unique ID and messaging window.
   StatusIconWin(UINT id, HWND window, UINT message);
   virtual ~StatusIconWin();
 
   // Handles a click event from the user - if |left_button_click| is true and
   // there is a registered observer, passes the click event to the observer,
   // otherwise displays the context menu if there is one.
   void HandleClickEvent(const gfx::Point& cursor_pos, bool left_button_click);
 
+  // Handles a click on the balloon from the user.
+  void HandleBalloonClickEvent();
+
   // Re-creates the status tray icon now after the taskbar has been created.
   void ResetIcon();
 
   UINT icon_id() const { return icon_id_; }
   UINT message_id() const { return message_id_; }
 
   // Overridden from StatusIcon:
   virtual void SetImage(const gfx::ImageSkia& image) OVERRIDE;
   virtual void SetPressedImage(const gfx::ImageSkia& image) OVERRIDE;
   virtual void SetToolTip(const string16& tool_tip) OVERRIDE;
@@ skipping 50 matching lines @@
   virtual void UpdatePlatformContextMenu(ui::MenuModel* menu) OVERRIDE;
 
  private:
   string16 tool_tip_;
   const UINT id_;
 
   DISALLOW_COPY_AND_ASSIGN(StatusIconMetro);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_