Move cc::DisplayItemList and related classes into cc/paint/

cc/playback/transform_display_item.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 "cc/playback/transform_display_item.h"
-
-#include <stddef.h>
-
-#include "base/strings/stringprintf.h"
-#include "base/trace_event/trace_event_argument.h"
-#include "third_party/skia/include/core/SkCanvas.h"
-
-namespace cc {
-
-TransformDisplayItem::TransformDisplayItem(const gfx::Transform& transform)
-    : DisplayItem(TRANSFORM), transform_(gfx::Transform::kSkipInitialization) {
-  SetNew(transform);
-}
-
-TransformDisplayItem::~TransformDisplayItem() {
-}
-
-void TransformDisplayItem::SetNew(const gfx::Transform& transform) {
-  transform_ = transform;
-}
-
-void TransformDisplayItem::Raster(SkCanvas* canvas,
-                                  SkPicture::AbortCallback* callback) const {
-  canvas->save();
-  if (!transform_.IsIdentity())
-    canvas->concat(transform_.matrix());
-}
-
-EndTransformDisplayItem::EndTransformDisplayItem()
-    : DisplayItem(END_TRANSFORM) {}
-
-EndTransformDisplayItem::~EndTransformDisplayItem() {
-}
-
-void EndTransformDisplayItem::Raster(
-    SkCanvas* canvas,
-    SkPicture::AbortCallback* callback) const {
-  canvas->restore();
-}
-
-}  // namespace cc