cc: Move files out of cc/resources/.

cc/playback/pixel_ref_map.cc

Index: cc/playback/pixel_ref_map.cc
diff --git a/cc/resources/pixel_ref_map.cc b/cc/playback/pixel_ref_map.cc
similarity index 97%
rename from cc/resources/pixel_ref_map.cc
rename to cc/playback/pixel_ref_map.cc
index 4b85552fa70737d59fb2e47a3e567bf1737b32d4..bb5a84c37b519791dfdfbb35bebdb34ebc77cd21 100644
--- a/cc/resources/pixel_ref_map.cc
+++ b/cc/playback/pixel_ref_map.cc
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "cc/resources/pixel_ref_map.h"
+#include "cc/playback/pixel_ref_map.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "cc/base/util.h"
-#include "cc/resources/display_item_list.h"
-#include "cc/resources/picture.h"
+#include "cc/playback/display_item_list.h"
+#include "cc/playback/picture.h"
 #include "skia/ext/pixel_ref_utils.h"
 
 namespace cc {