Switching Chromium to use new Skia SkPictureRecorder API

cc/resources/picture_pile_impl.cc

Index: cc/resources/picture_pile_impl.cc
diff --git a/cc/resources/picture_pile_impl.cc b/cc/resources/picture_pile_impl.cc
index 3f8e167b3c5d067e2531401ba21da2698691604c..0ecdba1c6b9fbb562b4a3b5a11c125b9628698c8 100644
--- a/cc/resources/picture_pile_impl.cc
+++ b/cc/resources/picture_pile_impl.cc
@@ -333,18 +333,14 @@ skia::RefPtr<SkPicture> PicturePileImpl::GetFlattenedPicture() {
   TRACE_EVENT0("cc", "PicturePileImpl::GetFlattenedPicture");
 
   gfx::Rect layer_rect(tiling_.total_size());
-  skia::RefPtr<SkPicture> picture = skia::AdoptRef(new SkPicture);
-  if (layer_rect.IsEmpty())
-    return picture;
-
-  SkCanvas* canvas = picture->beginRecording(
-      layer_rect.width(),
-      layer_rect.height(),
-      SkPicture::kUsePathBoundsForClip_RecordingFlag);
-
-  RasterToBitmap(canvas, layer_rect, 1.0, NULL);
-  picture->endRecording();
-
+  SkPictureRecorder recorder;
+  SkCanvas* canvas =
+      recorder.beginRecording(layer_rect.width(),
+                              layer_rect.height(),
+                              SkPicture::kUsePathBoundsForClip_RecordingFlag);
+  if (!layer_rect.IsEmpty())
+    RasterToBitmap(canvas, layer_rect, 1.0, NULL);
+  skia::RefPtr<SkPicture> picture = skia::AdoptRef(recorder.endRecording());
   return picture;
 }