[Win] Add a fast profile switcher to the Windows taskbar item.

chrome/browser/profiles/avatar_menu.h

Index: chrome/browser/profiles/avatar_menu.h
diff --git a/chrome/browser/profiles/avatar_menu.h b/chrome/browser/profiles/avatar_menu.h
index 8d746e5ed6876cfa78855c0a5f93b8731491b963..487f0c46dc4574a7232ae38555883ccd0914861f 100644
--- a/chrome/browser/profiles/avatar_menu.h
+++ b/chrome/browser/profiles/avatar_menu.h
@@ -92,12 +92,6 @@ class AvatarMenu :
   // True if avatar menu should be displayed.
   static bool ShouldShowAvatarMenu();
 
-  // Sets |image| to the image corresponding to the given profile, and
-  // sets |is_rectangle| to true unless |image| is a built-in profile avatar.
-  static void GetImageForMenuButton(Profile* profile,
-                                    gfx::Image* image,
-                                    bool* is_rectangle);
-
   // Compare items by name.
   static bool CompareItems(const Item* item1, const Item* item2);