cc: Make the PictureLayerImpl raster source null until commit.

cc/layers/picture_layer_impl_unittest.cc

 // Copyright 2013 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/layers/picture_layer_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <set>
 #include <utility>
@@ skipping 3599 matching lines @@
 }
 
 TEST_F(PictureLayerImplTest, UpdateTilesForMasksWithNoVisibleContent) {
   gfx::Size tile_size(400, 400);
   gfx::Size bounds(100000, 100);
 
   host_impl_.CreatePendingTree();
 
   scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl_.pending_tree(), 1);
 
+  scoped_refptr<FakePicturePileImpl> pending_pile =
+      FakePicturePileImpl::CreateFilledPile(tile_size, bounds);
   scoped_ptr<FakePictureLayerImpl> layer_with_mask =
-      FakePictureLayerImpl::Create(host_impl_.pending_tree(), 2);
+      FakePictureLayerImpl::CreateWithRasterSource(host_impl_.pending_tree(), 2,
+                                                   pending_pile);
   layer_with_mask->SetBounds(bounds);
   layer_with_mask->SetContentBounds(bounds);
 
-  scoped_refptr<FakePicturePileImpl> pending_pile =
+  scoped_refptr<FakePicturePileImpl> mask_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, bounds);
   scoped_ptr<FakePictureLayerImpl> mask =
       FakePictureLayerImpl::CreateMaskWithRasterSource(
-          host_impl_.pending_tree(), 3, pending_pile);
+          host_impl_.pending_tree(), 3, mask_pile);
   mask->SetBounds(bounds);
   mask->SetContentBounds(bounds);
   mask->SetDrawsContent(true);
   layer_with_mask->SetMaskLayer(mask.Pass());
 
   FakePictureLayerImpl* pending_mask =
       static_cast<FakePictureLayerImpl*>(layer_with_mask->mask_layer());
 
   scoped_ptr<FakePictureLayerImpl> child_of_layer_with_mask =
-      FakePictureLayerImpl::Create(host_impl_.pending_tree(), 4);
+      FakePictureLayerImpl::CreateWithRasterSource(host_impl_.pending_tree(), 4,
+                                                   pending_pile);
   child_of_layer_with_mask->SetBounds(bounds);
   child_of_layer_with_mask->SetContentBounds(bounds);
   child_of_layer_with_mask->SetDrawsContent(true);
   layer_with_mask->AddChild(child_of_layer_with_mask.Pass());
   root->AddChild(layer_with_mask.Pass());
 
   host_impl_.pending_tree()->SetRootLayer(root.Pass());
 
   EXPECT_EQ(0u, pending_mask->num_tilings());
   host_impl_.pending_tree()->UpdateDrawProperties();
@@ skipping 1047 matching lines @@
   result = layer->CalculateTileSize(gfx::Size(447, 400));
   EXPECT_EQ(result.width(), 448);
   EXPECT_EQ(result.height(), 448);
   result = layer->CalculateTileSize(gfx::Size(500, 499));
   EXPECT_EQ(result.width(), 512);
   EXPECT_EQ(result.height(), 500 + 2);
 }
 
 }  // namespace
 }  // namespace cc