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

cc/layers/render_surface_impl.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/layers/render_surface_impl.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 145 matching lines @@
 }
 
 RenderPassId RenderSurfaceImpl::GetRenderPassId() {
   int layer_id = owning_layer_->id();
   int sub_id = 0;
   DCHECK_GT(layer_id, 0);
   return RenderPassId(layer_id, sub_id);
 }
 
 void RenderSurfaceImpl::AppendRenderPasses(RenderPassSink* pass_sink) {
-  scoped_ptr<RenderPass> pass = RenderPass::Create(layer_list_.size());
+  std::unique_ptr<RenderPass> pass = RenderPass::Create(layer_list_.size());
   pass->SetNew(GetRenderPassId(), content_rect(),
                gfx::IntersectRects(content_rect(),
                                    damage_tracker_->current_damage_rect()),
                draw_properties_.screen_space_transform);
   pass_sink->AppendRenderPass(std::move(pass));
 }
 
 void RenderSurfaceImpl::AppendQuads(RenderPass* render_pass,
                                     const gfx::Transform& draw_transform,
                                     const Occlusion& occlusion_in_content_space,
@@ skipping 47 matching lines @@
   RenderPassDrawQuad* quad =
       render_pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>();
   quad->SetNew(shared_quad_state, content_rect(), visible_layer_rect,
                render_pass_id, mask_resource_id, mask_uv_scale,
                mask_texture_size, owning_layer_->filters(),
                owning_layer_to_target_scale,
                owning_layer_->background_filters());
 }
 
 }  // namespace cc