cc: Add PictureLayerImpl::AsValue

cc/picture_layer_tiling.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/picture_layer_tiling.h"
 
 #include "base/debug/trace_event.h"
 #include "cc/math_util.h"
 #include "ui/gfx/point_conversions.h"
 #include "ui/gfx/rect_conversions.h"
@@ skipping 512 matching lines @@
     // Tile holds a ref onto a picture pile. If the tile never gets invalidated
     // and recreated, then that picture pile ref could exist indefinitely.  To
     // prevent this, ask the client to update the pile to its own ref.  This
     // will cause PicturePileImpls and their clones to get deleted once the
     // corresponding PictureLayerImpl and any in flight raster jobs go out of
     // scope.
     client_->UpdatePile(it->second);
   }
 }
 
+scoped_ptr<base::Value> PictureLayerTiling::AsValue() const {
+  scoped_ptr<base::DictionaryValue> state(new base::DictionaryValue());
+  state->SetInteger("num_tiles", tiles_.size());
+  state->SetDouble("content_scale", contents_scale_);
+  state->Set("content_bounds",
+             MathUtil::asValue(ContentRect().size()).release());
+  return state.PassAs<base::Value>();
+}
+
 }  // namespace cc