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

chrome/browser/profiles/avatar_menu_desktop.cc

-// Copyright 2013 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.
-
-#include "chrome/browser/profiles/avatar_menu.h"
-
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/profiles/profile_avatar_icon_util.h"
-#include "chrome/browser/profiles/profile_info_cache.h"
-#include "chrome/browser/profiles/profile_manager.h"
-#include "ui/base/resource/resource_bundle.h"
-
-// static
-void AvatarMenu::GetImageForMenuButton(Profile* profile,
-                                       gfx::Image* image,
-                                       bool* is_rectangle) {
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  size_t index = cache.GetIndexOfProfileWithPath(profile->GetPath());
-  if (index == std::string::npos) {
-    NOTREACHED();
-    return;
-  }
-
-  // If there is a Gaia image available, try to use that.
-  if (cache.IsUsingGAIAPictureOfProfileAtIndex(index)) {
-    const gfx::Image* gaia_image = cache.GetGAIAPictureOfProfileAtIndex(index);
-    if (gaia_image) {
-      *image = *gaia_image;
-      *is_rectangle = true;
-      return;
-    }
-  }
-
-  // Otherwise, use the default resource, not the downloaded high-res one.
-  const size_t icon_index = cache.GetAvatarIconIndexOfProfileAtIndex(index);
-  const int resource_id =
-      profiles::GetDefaultAvatarIconResourceIDAtIndex(icon_index);
-  *image = ResourceBundle::GetSharedInstance().GetNativeImageNamed(resource_id);
-  *is_rectangle = false;
-}