cros: CustomFrameViewAsh avatar icon from a window prop

ash/test/test_session_state_delegate.cc

-// Copyright (c) 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 "ash/test/test_session_state_delegate.h"
-
-namespace ash {
-namespace test {
-
-TestSessionStateDelegate::TestSessionStateDelegate() = default;
-TestSessionStateDelegate::~TestSessionStateDelegate() = default;
-
-void TestSessionStateDelegate::SetUserImage(const gfx::ImageSkia& user_image) {
-  user_image_ = user_image;
-}
-
-bool TestSessionStateDelegate::ShouldShowAvatar(WmWindow* window) const {
-  return !user_image_.isNull();
-}
-
-gfx::ImageSkia TestSessionStateDelegate::GetAvatarImageForWindow(
-    WmWindow* window) const {
-  return gfx::ImageSkia();
-}
-
-}  // namespace test
-}  // namespace ash