cc: Remove memory state from tile management

cc/resources/picture_layer_tiling_set_unittest.cc

Index: cc/resources/picture_layer_tiling_set_unittest.cc
diff --git a/cc/resources/picture_layer_tiling_set_unittest.cc b/cc/resources/picture_layer_tiling_set_unittest.cc
index 3d035e0c6c7f67caaba7c7e6eaf43618ccf1d28b..46473c8ea673d1fb5b18d2ca7c8fd303451a6539 100644
--- a/cc/resources/picture_layer_tiling_set_unittest.cc
+++ b/cc/resources/picture_layer_tiling_set_unittest.cc
@@ -76,13 +76,11 @@ class PictureLayerTilingSetTestWithResources : public testing::Test {
       for (size_t i = 0; i < tiles.size(); ++i) {
         EXPECT_FALSE(tiles[i]->tile_version().GetResourceForTesting());
 
-        tiles[i]->tile_version().GetResourceForTesting() =
+        tiles[i]->tile_version().SetResourceForTesting(
             make_scoped_ptr(new ResourcePool::Resource(
                 resource_provider.get(),
                 gfx::Size(1, 1),
-                resource_provider->best_texture_format()));
-        tiles[i]->tile_version().SetMemoryStateForTesting(
-            USING_RELEASABLE_MEMORY);
+                resource_provider->best_texture_format())));
       }
     }