Lock screen for Chrome-Athena

chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.cc

 // Copyright 2014 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/chromeos/login/users/wallpaper/wallpaper_manager.h"
 
 #include <numeric>
 #include <vector>
 
 #include "ash/ash_constants.h"
@@ skipping 64 matching lines @@
 // A dictionary pref that maps usernames to wallpaper properties.
 const char kUserWallpapersProperties[] = "UserWallpapersProperties";
 
 // Names of nodes with info about wallpaper in |kUserWallpapersProperties|
 // dictionary.
 const char kNewWallpaperDateNodeName[] = "date";
 const char kNewWallpaperLayoutNodeName[] = "layout";
 const char kNewWallpaperLocationNodeName[] = "file";
 const char kNewWallpaperTypeNodeName[] = "type";
 
+#if !defined(USE_ATHENA)
 // Maximum number of wallpapers cached by CacheUsersWallpapers().
 const int kMaxWallpapersToCache = 3;
+#endif
 
 // Maximum number of entries in WallpaperManager::last_load_times_ .
 const size_t kLastLoadsStatsMsMaxSize = 4;
 
 // Minimum delay between wallpaper loads, milliseconds.
 const unsigned kLoadMinDelayMs = 50;
 
 // Default wallpaper load delay, milliseconds.
 const unsigned kLoadDefaultDelayMs = 200;
 
@@ skipping 1197 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   CustomWallpaperMap::const_iterator it = wallpaper_cache_.find(user_id);
   if (it != wallpaper_cache_.end()) {
     *image = (*it).second;
     return true;
   }
   return false;
 }
 
 void WallpaperManager::CacheUsersWallpapers() {
+#if !defined(USE_ATHENA)
+  // TODO(dpolukhin): crbug.com/408734.
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   user_manager::UserList users = user_manager::UserManager::Get()->GetUsers();
 
   if (!users.empty()) {
     user_manager::UserList::const_iterator it = users.begin();
     // Skip the wallpaper of first user in the list. It should have been cached.
     it++;
     for (int cached = 0;
          it != users.end() && cached < kMaxWallpapersToCache;
          ++it, ++cached) {
       std::string user_id = (*it)->email();
       CacheUserWallpaper(user_id);
     }
   }
+#endif
 }
 
 void WallpaperManager::CacheUserWallpaper(const std::string& user_id) {
   if (wallpaper_cache_.find(user_id) != wallpaper_cache_.end())
     return;
   WallpaperInfo info;
   if (GetUserWallpaperInfo(user_id, &info)) {
     if (info.location.empty())
       return;
 
@@ skipping 621 matching lines @@
 void WallpaperManager::CreateSolidDefaultWallpaper() {
   loaded_wallpapers_++;
   SkBitmap bitmap;
   bitmap.allocN32Pixels(1, 1);
   bitmap.eraseColor(kDefaultWallpaperColor);
   const gfx::ImageSkia image = gfx::ImageSkia::CreateFrom1xBitmap(bitmap);
   default_wallpaper_image_.reset(new user_manager::UserImage(image));
 }
 
 }  // namespace chromeos