Convert //cc from scoped_ptr to std::unique_ptr.

cc/layers/render_surface_impl_unittest.cc

 // Copyright 2014 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/render_surface_impl.h"
 
 #include <stddef.h>
 
 #include "cc/layers/append_quads_data.h"
 #include "cc/quads/render_pass_draw_quad.h"
@@ skipping 51 matching lines @@
     EXPECT_EQ(1u, impl.quad_list().size());
     EXPECT_EQ(1u, partially_occluded_count);
   }
 }
 
 TEST(RenderSurfaceLayerImplTest, AppendQuadsWithScaledMask) {
   gfx::Size layer_size(1000, 1000);
   gfx::Size viewport_size(1000, 1000);
 
   LayerTestCommon::LayerImplTest impl;
-  scoped_ptr<LayerImpl> root =
+  std::unique_ptr<LayerImpl> root =
       LayerImpl::Create(impl.host_impl()->active_tree(), 2);
   root->SetHasRenderSurface(true);
-  scoped_ptr<LayerImpl> surface =
+  std::unique_ptr<LayerImpl> surface =
       LayerImpl::Create(impl.host_impl()->active_tree(), 3);
   surface->SetBounds(layer_size);
   surface->SetHasRenderSurface(true);
 
   gfx::Transform scale;
   scale.Scale(2, 2);
   surface->SetTransform(scale);
 
   surface->SetMaskLayer(
       FakeMaskLayerImpl::Create(impl.host_impl()->active_tree(), 4));
   surface->mask_layer()->SetDrawsContent(true);
   surface->mask_layer()->SetBounds(layer_size);
 
-  scoped_ptr<LayerImpl> child =
+  std::unique_ptr<LayerImpl> child =
       LayerImpl::Create(impl.host_impl()->active_tree(), 5);
   child->SetDrawsContent(true);
   child->SetBounds(layer_size);
 
   surface->AddChild(std::move(child));
   root->AddChild(std::move(surface));
   impl.host_impl()->active_tree()->SetRootLayer(std::move(root));
 
   impl.host_impl()->SetViewportSize(viewport_size);
   impl.host_impl()->active_tree()->BuildPropertyTreesForTesting();
   impl.host_impl()->active_tree()->UpdateDrawProperties(false);
 
   LayerImpl* surface_raw =
       impl.host_impl()->active_tree()->root_layer()->children()[0];
   RenderSurfaceImpl* render_surface_impl = surface_raw->render_surface();
-  scoped_ptr<RenderPass> render_pass = RenderPass::Create();
+  std::unique_ptr<RenderPass> render_pass = RenderPass::Create();
   AppendQuadsData append_quads_data;
   render_surface_impl->AppendQuads(
       render_pass.get(), render_surface_impl->draw_transform(), Occlusion(),
       SK_ColorBLACK, 1.f, surface_raw->mask_layer(), &append_quads_data,
       RenderPassId(1, 1));
 
   const RenderPassDrawQuad* quad =
       RenderPassDrawQuad::MaterialCast(render_pass->quad_list.front());
   EXPECT_EQ(gfx::Vector2dF(0.0005f, 0.0005f), quad->mask_uv_scale);
   EXPECT_EQ(gfx::Vector2dF(2.f, 2.f), quad->filters_scale);
 }
 
 }  // namespace
 }  // namespace cc