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

cc/resources/picture_layer_tiling_unittest.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.h"
 
 #include <limits>
 #include <set>
 
 #include "cc/base/math_util.h"
@@ skipping 154 matching lines @@
       remaining.Subtract(iter.geometry_rect());
       callback.Run(*iter, iter.geometry_rect());
     }
     EXPECT_TRUE(remaining.IsEmpty());
   }
 
   void VerifyTilesCoverNonContainedRect(float rect_scale,
                                         const gfx::Rect& dest_rect) {
     float dest_to_contents_scale = tiling_->contents_scale() / rect_scale;
     gfx::Rect clamped_rect = gfx::ScaleToEnclosingRect(
-        tiling_->TilingRect(), 1.f / dest_to_contents_scale);
+        gfx::Rect(tiling_->tiling_size()), 1.f / dest_to_contents_scale);
     clamped_rect.Intersect(dest_rect);
     VerifyTilesExactlyCoverRect(rect_scale, dest_rect, clamped_rect);
   }
 
   void set_max_tiles_for_interest_area(size_t area) {
     client_.set_max_tiles_for_interest_area(area);
   }
 
  protected:
   FakePictureLayerTilingClient client_;
@@ skipping 1654 matching lines @@
   EXPECT_FLOAT_EQ(0.f, priority.distance_to_visible);
   EXPECT_EQ(TilePriority::NOW, priority.priority_bin);
 
   priority = tiling->TileAt(1, 0)->priority(ACTIVE_TREE);
   EXPECT_FLOAT_EQ(0.f, priority.distance_to_visible);
   EXPECT_EQ(TilePriority::NOW, priority.priority_bin);
 }
 
 }  // namespace
 }  // namespace cc