Revert of cc: Remove use of PassAs() and constructor-casting with scoped_ptr.

cc/test/layer_test_common.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/test/layer_test_common.h"
 
 #include "cc/base/math_util.h"
 #include "cc/base/region.h"
 #include "cc/layers/append_quads_data.h"
 #include "cc/quads/draw_quad.h"
@@ skipping 94 matching lines @@
     }
   }
 }
 
 LayerTestCommon::LayerImplTest::LayerImplTest()
     : client_(FakeLayerTreeHostClient::DIRECT_3D),
       host_(FakeLayerTreeHost::Create(&client_)),
       root_layer_impl_(LayerImpl::Create(host_->host_impl()->active_tree(), 1)),
       render_pass_(RenderPass::Create()) {
   scoped_ptr<FakeOutputSurface> output_surface = FakeOutputSurface::Create3d();
-  host_->host_impl()->InitializeRenderer(FakeOutputSurface::Create3d());
+  host_->host_impl()->InitializeRenderer(
+      output_surface.PassAs<OutputSurface>());
 }
 
 LayerTestCommon::LayerImplTest::~LayerImplTest() {}
 
 void LayerTestCommon::LayerImplTest::CalcDrawProps(
     const gfx::Size& viewport_size) {
   LayerImplList layer_list;
   LayerTreeHostCommon::CalcDrawPropsImplInputsForTesting inputs(
       root_layer_impl_.get(), viewport_size, &layer_list);
   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
@@ skipping 35 matching lines @@
   render_pass_->shared_quad_state_list.clear();
   occlusion_tracker_.set_occluded_target_rect_for_contributing_surface(
       occluded);
   bool for_replica = false;
   RenderPassId id(1, 1);
   surface_impl->AppendQuads(
       render_pass_.get(), occlusion_tracker_, &data, for_replica, id);
 }
 
 }  // namespace cc