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

cc/paint/display_item_list_unittest.cc

Index: cc/paint/display_item_list_unittest.cc
diff --git a/cc/playback/display_item_list_unittest.cc b/cc/paint/display_item_list_unittest.cc
similarity index 98%
rename from cc/playback/display_item_list_unittest.cc
rename to cc/paint/display_item_list_unittest.cc
index a7c188e2f394deb401a1bca5dc51b2a2996e29cb..9239def2d0a4d991b11490f7d3be35c6d7abaaa2 100644
--- a/cc/playback/display_item_list_unittest.cc
+++ b/cc/paint/display_item_list_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "cc/playback/display_item_list.h"
+#include "cc/paint/display_item_list.h"
 
 #include <stddef.h>
 
@@ -10,20 +10,20 @@
 
 #include "base/memory/ptr_util.h"
 #include "base/trace_event/trace_event_argument.h"
-#include "cc/output/filter_operation.h"
-#include "cc/output/filter_operations.h"
+#include "cc/paint/clip_display_item.h"
+#include "cc/paint/clip_path_display_item.h"
+#include "cc/paint/compositing_display_item.h"
+#include "cc/paint/drawing_display_item.h"
+#include "cc/paint/filter_display_item.h"
+#include "cc/paint/filter_operation.h"
+#include "cc/paint/filter_operations.h"
+#include "cc/paint/float_clip_display_item.h"
 #include "cc/paint/paint_canvas.h"
 #include "cc/paint/paint_flags.h"
 #include "cc/paint/paint_record.h"
 #include "cc/paint/paint_recorder.h"
 #include "cc/paint/paint_surface.h"
-#include "cc/playback/clip_display_item.h"
-#include "cc/playback/clip_path_display_item.h"
-#include "cc/playback/compositing_display_item.h"
-#include "cc/playback/drawing_display_item.h"
-#include "cc/playback/filter_display_item.h"
-#include "cc/playback/float_clip_display_item.h"
-#include "cc/playback/transform_display_item.h"
+#include "cc/paint/transform_display_item.h"
 #include "cc/test/geometry_test_utils.h"
 #include "cc/test/skia_common.h"
 #include "testing/gmock/include/gmock/gmock.h"