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

cc/layers/recording_source.cc

Index: cc/layers/recording_source.cc
diff --git a/cc/playback/recording_source.cc b/cc/layers/recording_source.cc
similarity index 97%
rename from cc/playback/recording_source.cc
rename to cc/layers/recording_source.cc
index abb7b0af3f6b0c95809874343e5600ddc8b0fa8b..9b1efbd7137db580582c602a6cfdb04eb56dd8c0 100644
--- a/cc/playback/recording_source.cc
+++ b/cc/layers/recording_source.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/recording_source.h"
+#include "cc/layers/recording_source.h"
 
 #include <stdint.h>
 
@@ -11,8 +11,8 @@
 #include "base/numerics/safe_math.h"
 #include "cc/base/region.h"
 #include "cc/layers/content_layer_client.h"
-#include "cc/playback/display_item_list.h"
-#include "cc/playback/raster_source.h"
+#include "cc/paint/display_item_list.h"
+#include "cc/raster/raster_source.h"
 #include "skia/ext/analysis_canvas.h"
 
 namespace {