Add two pixel-based compositor unittests.

ui/gfx/compositor/test_layer_animation_delegate.cc

-// Copyright (c) 2011 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 "ui/gfx/compositor/test_layer_animation_delegate.h"
-
-namespace ui {
-
-TestLayerAnimationDelegate::TestLayerAnimationDelegate() : opacity_(1.0f) {
-}
-
-TestLayerAnimationDelegate::TestLayerAnimationDelegate(
-    const LayerAnimationDelegate& other)
-    : bounds_(other.GetBoundsForAnimation()),
-      transform_(other.GetTransformForAnimation()),
-      opacity_(other.GetOpacityForAnimation()) {
-}
-
-TestLayerAnimationDelegate::~TestLayerAnimationDelegate() {
-}
-
-void TestLayerAnimationDelegate::SetBoundsFromAnimation(
-    const gfx::Rect& bounds) {
-  bounds_ = bounds;
-}
-
-void TestLayerAnimationDelegate::SetTransformFromAnimation(
-    const Transform& transform) {
-  transform_ = transform;
-}
-
-void TestLayerAnimationDelegate::SetOpacityFromAnimation(float opacity) {
-  opacity_ = opacity;
-}
-
-void TestLayerAnimationDelegate::ScheduleDrawForAnimation() {
-}
-
-const gfx::Rect& TestLayerAnimationDelegate::GetBoundsForAnimation() const {
-  return bounds_;
-}
-
-const Transform& TestLayerAnimationDelegate::GetTransformForAnimation() const {
-  return transform_;
-}
-
-float TestLayerAnimationDelegate::GetOpacityForAnimation() const {
-  return opacity_;
-}
-
-}  // namespace ui