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

cc/paint/compositing_display_item.h

Index: cc/paint/compositing_display_item.h
diff --git a/cc/playback/compositing_display_item.h b/cc/paint/compositing_display_item.h
similarity index 77%
rename from cc/playback/compositing_display_item.h
rename to cc/paint/compositing_display_item.h
index 0e9dcacb59d97f4ac66d82d9ba1f31acdc252635..266ab4d2ea8d021ee90cad04de943dae4c1f67da 100644
--- a/cc/playback/compositing_display_item.h
+++ b/cc/paint/compositing_display_item.h
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CC_PLAYBACK_COMPOSITING_DISPLAY_ITEM_H_
-#define CC_PLAYBACK_COMPOSITING_DISPLAY_ITEM_H_
+#ifndef CC_PAINT_COMPOSITING_DISPLAY_ITEM_H_
+#define CC_PAINT_COMPOSITING_DISPLAY_ITEM_H_
 
 #include <stddef.h>
 
-#include "cc/base/cc_export.h"
-#include "cc/playback/display_item.h"
+#include "cc/paint/display_item.h"
+#include "cc/paint/paint_export.h"
 #include "third_party/skia/include/core/SkBlendMode.h"
 #include "third_party/skia/include/core/SkColorFilter.h"
 #include "third_party/skia/include/core/SkRect.h"
@@ -16,7 +16,7 @@
 
 namespace cc {
 
-class CC_EXPORT CompositingDisplayItem : public DisplayItem {
+class CC_PAINT_EXPORT CompositingDisplayItem : public DisplayItem {
  public:
   CompositingDisplayItem(uint8_t alpha,
                          SkBlendMode xfermode,
@@ -39,7 +39,7 @@ class CC_EXPORT CompositingDisplayItem : public DisplayItem {
   const bool lcd_text_requires_opaque_layer;
 };
 
-class CC_EXPORT EndCompositingDisplayItem : public DisplayItem {
+class CC_PAINT_EXPORT EndCompositingDisplayItem : public DisplayItem {
  public:
   EndCompositingDisplayItem();
   ~EndCompositingDisplayItem() override;
@@ -49,4 +49,4 @@ class CC_EXPORT EndCompositingDisplayItem : public DisplayItem {
 
 }  // namespace cc
 
-#endif  // CC_PLAYBACK_COMPOSITING_DISPLAY_ITEM_H_
+#endif  // CC_PAINT_COMPOSITING_DISPLAY_ITEM_H_