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

cc/playback/largest_display_item.h

Index: cc/playback/largest_display_item.h
diff --git a/cc/playback/largest_display_item.h b/cc/playback/largest_display_item.h
deleted file mode 100644
index 8350c61f1a08e20136dbcbe60c24a0a31e3bc6ea..0000000000000000000000000000000000000000
--- a/cc/playback/largest_display_item.h
+++ /dev/null
@@ -1,18 +0,0 @@
-// Copyright 2015 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.
-
-#ifndef CC_PLAYBACK_LARGEST_DISPLAY_ITEM_H_
-#define CC_PLAYBACK_LARGEST_DISPLAY_ITEM_H_
-
-#include <stddef.h>
-
-#include "cc/base/cc_export.h"
-
-namespace cc {
-
-CC_EXPORT size_t LargestDisplayItemSize();
-
-}  // namespace cc
-
-#endif  // CC_PLAYBACK_LARGEST_DISPLAY_ITEM_H_