cros: Clean up SessionStateDelegate refs in Chrome

chrome/browser/chromeos/extensions/wallpaper_private_api_unittest.cc

 // 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.
 
 #include "chrome/browser/chromeos/extensions/wallpaper_private_api.h"
 
 #include <memory>
 
 #include "ash/common/wm/window_state.h"
 #include "ash/test/ash_test_base.h"
@@ skipping 202 matching lines @@
       multi_user_window_manager_, mode);
   // We do not want animations while the test is going on.
   multi_user_window_manager_->SetAnimationSpeedForTest(
       chrome::MultiUserWindowManagerChromeOS::ANIMATION_SPEED_DISABLED);
   EXPECT_TRUE(multi_user_window_manager_);
 }
 
 void WallpaperPrivateApiMultiUserUnittest::SwitchActiveUser(
     const AccountId& active_account_id) {
   fake_user_manager()->SwitchActiveUser(active_account_id);
-  multi_user_window_manager_->ActiveUserChanged(active_account_id);
+  multi_user_window_manager_->ActiveUserChanged(
+      fake_user_manager()->FindUser(active_account_id));
 }
 
 // In multi profile mode, user may open wallpaper picker in one profile and
 // then switch to a different profile and open another wallpaper picker
 // without closing the first one.
 TEST_F(WallpaperPrivateApiMultiUserUnittest, HideAndRestoreWindowsTwoUsers) {
   SetUpMultiUserWindowManager(
       test_account_id1_,
       chrome::MultiUserWindowManager::MULTI_PROFILE_MODE_SEPARATED);
 
@@ skipping 135 matching lines @@
   // Then we destroy window 0 and call the restore function.
   window0.reset();
   EXPECT_TRUE(RunRestoreFunction());
 
   EXPECT_FALSE(window1_state->IsMinimized());
   EXPECT_FALSE(window2_state->IsMinimized());
   EXPECT_FALSE(window3_state->IsMinimized());
 }
 
 }  // namespace chromeos