cc: Give TilingData back a Size instead of a Rect.

cc/resources/picture_layer_tiling_set.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/resources/picture_layer_tiling_set.h"
 
 #include <limits>
 
 namespace cc {
 
@@ skipping 58 matching lines @@
     if (PictureLayerTiling* this_tiling = TilingAtScale(contents_scale)) {
       this_tiling->set_resolution(other.tilings_[i]->resolution());
 
       this_tiling->UpdateTilesToCurrentPile(layer_invalidation,
                                             new_layer_bounds);
       this_tiling->CreateMissingTilesInLiveTilesRect();
       if (this_tiling->resolution() == HIGH_RESOLUTION)
         have_high_res_tiling = true;
 
       DCHECK(this_tiling->tile_size() ==
-             client_->CalculateTileSize(this_tiling->TilingRect().size()));
+             client_->CalculateTileSize(this_tiling->tiling_size()))
+          << "tile_size: " << this_tiling->tile_size().ToString()
+          << " tiling_size: " << this_tiling->tiling_size().ToString()
+          << " CalculateTileSize: "
+          << client_->CalculateTileSize(this_tiling->tiling_size()).ToString();
       continue;
     }
     scoped_ptr<PictureLayerTiling> new_tiling = PictureLayerTiling::Create(
         contents_scale,
         new_layer_bounds,
         client_);
     new_tiling->set_resolution(other.tilings_[i]->resolution());
     if (new_tiling->resolution() == HIGH_RESOLUTION)
       have_high_res_tiling = true;
     tilings_.push_back(new_tiling.Pass());
@@ skipping 226 matching lines @@
 }
 
 size_t PictureLayerTilingSet::GPUMemoryUsageInBytes() const {
   size_t amount = 0;
   for (size_t i = 0; i < tilings_.size(); ++i)
     amount += tilings_[i]->GPUMemoryUsageInBytes();
   return amount;
 }
 
 }  // namespace cc