cc: Remove tile sharing from tilings.

cc/resources/picture_layer_tiling_unittest.cc

Index: cc/resources/picture_layer_tiling_unittest.cc
diff --git a/cc/resources/picture_layer_tiling_unittest.cc b/cc/resources/picture_layer_tiling_unittest.cc
index 5999ecd55e7b52b6005dc2faebb323de24e74a52..82d4d84e3721c28244c0e740f12ba925880f67b3 100644
--- a/cc/resources/picture_layer_tiling_unittest.cc
+++ b/cc/resources/picture_layer_tiling_unittest.cc
@@ -2,12 +2,12 @@
 // 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"
+#include "cc/resources/active_picture_layer_tiling.h"
+#include "cc/resources/picture_layer_tiling.h"
 #include "cc/resources/picture_layer_tiling_set.h"
 #include "cc/test/fake_output_surface.h"
 #include "cc/test/fake_output_surface_client.h"
@@ -36,7 +36,7 @@ static gfx::Rect ViewportInLayerSpace(
   return ToEnclosingRect(viewport_in_layer_space);
 }
 
-class TestablePictureLayerTiling : public PictureLayerTiling {
+class TestablePictureLayerTiling : public ActivePictureLayerTiling {
  public:
   using PictureLayerTiling::SetLiveTilesRect;
   using PictureLayerTiling::TileAt;
@@ -65,12 +65,12 @@ class TestablePictureLayerTiling : public PictureLayerTiling {
                              size_t max_tiles_for_interest_area,
                              float skewport_target_time,
                              int skewport_extrapolation_limit)
-      : PictureLayerTiling(contents_scale,
-                           raster_source,
-                           client,
-                           max_tiles_for_interest_area,
-                           skewport_target_time,
-                           skewport_extrapolation_limit) {}
+      : ActivePictureLayerTiling(contents_scale,
+                                 raster_source,
+                                 client,
+                                 max_tiles_for_interest_area,
+                                 skewport_target_time,
+                                 skewport_extrapolation_limit) {}
 };
 
 class PictureLayerTilingIteratorTest : public testing::Test {