cc: Remove the base RasterSource

cc/trees/layer_tree_host_impl_unittest.cc

 // Copyright 2011 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/trees/layer_tree_host_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/bind.h"
@@ skipping 8352 matching lines @@
   EXPECT_VECTOR_EQ(gfx::ScrollOffset(0, 100),
                    scrolling_layer->CurrentScrollOffset());
   EXPECT_EQ(NULL, host_impl_->CurrentlyScrollingLayer());
   host_impl_->DidFinishImplFrame();
 }
 
 TEST_F(LayerTreeHostImplTest, InvalidLayerNotAddedToRasterQueue) {
   host_impl_->CreatePendingTree();
 
   Region empty_invalidation;
-  scoped_refptr<RasterSource> raster_source_with_tiles(
+  scoped_refptr<DisplayListRasterSource> raster_source_with_tiles(
       FakeDisplayListRasterSource::CreateFilled(gfx::Size(10, 10)));
 
   scoped_ptr<FakePictureLayerImpl> layer =
       FakePictureLayerImpl::Create(host_impl_->pending_tree(), 11);
   layer->SetBounds(gfx::Size(10, 10));
   layer->set_gpu_raster_max_texture_size(host_impl_->device_viewport_size());
   layer->SetDrawsContent(true);
   layer->tilings()->AddTiling(1.0f, raster_source_with_tiles);
   layer->UpdateRasterSource(raster_source_with_tiles, &empty_invalidation,
                             nullptr);
@@ skipping 452 matching lines @@
   host_impl_->ActivateSyncTree();
   host_impl_->active_tree()->UpdateDrawProperties(false);
   active_tree_node =
       host_impl_->active_tree()->property_trees()->transform_tree.Node(
           page_scale_layer->transform_tree_index());
   EXPECT_EQ(active_tree_node->data.post_local_scale_factor, 2.f);
 }
 
 }  // namespace
 }  // namespace cc