cc: Store tiles, painters, tiling data in scoped_ptr

cc/caching_bitmap_canvas_layer_texture_updater.cc

Index: cc/caching_bitmap_canvas_layer_texture_updater.cc
diff --git a/cc/caching_bitmap_canvas_layer_texture_updater.cc b/cc/caching_bitmap_canvas_layer_texture_updater.cc
index 7d2c85f1e6c3b04008f5df6f920edff04893c614..9225f4761bc4300358766b0ffa4aa6734bb6827c 100644
--- a/cc/caching_bitmap_canvas_layer_texture_updater.cc
+++ b/cc/caching_bitmap_canvas_layer_texture_updater.cc
@@ -13,13 +13,13 @@ namespace cc {
 
 PassRefPtr<CachingBitmapCanvasLayerTextureUpdater>
 CachingBitmapCanvasLayerTextureUpdater::Create(
-    PassOwnPtr<LayerPainterChromium> painter) {
-  return adoptRef(new CachingBitmapCanvasLayerTextureUpdater(painter));
+    scoped_ptr<LayerPainterChromium> painter) {
+  return adoptRef(new CachingBitmapCanvasLayerTextureUpdater(painter.Pass()));
 }
 
 CachingBitmapCanvasLayerTextureUpdater::CachingBitmapCanvasLayerTextureUpdater(
-    PassOwnPtr<LayerPainterChromium> painter)
-    : BitmapCanvasLayerTextureUpdater(painter),
+    scoped_ptr<LayerPainterChromium> painter)
+    : BitmapCanvasLayerTextureUpdater(painter.Pass()),
       pixels_did_change_(false) {
 }