cc: Move files out of cc/resources/.

cc/playback/picture_pile.cc

Index: cc/playback/picture_pile.cc
diff --git a/cc/resources/picture_pile.cc b/cc/playback/picture_pile.cc
similarity index 99%
rename from cc/resources/picture_pile.cc
rename to cc/playback/picture_pile.cc
index 2ce3e500f2ea86458054ed71b8854a096fff5328..b7b2822195bed289580a052401bcbf8a1704b9cd 100644
--- a/cc/resources/picture_pile.cc
+++ b/cc/playback/picture_pile.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/picture_pile.h"
+#include "cc/playback/picture_pile.h"
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
 #include "cc/base/region.h"
-#include "cc/resources/picture_pile_impl.h"
+#include "cc/playback/picture_pile_impl.h"
 #include "skia/ext/analysis_canvas.h"
 
 namespace {