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

cc/layers/layer_position_constraint_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/layer_position_constraint.h"
 
 #include <vector>
 
 #include "cc/layers/layer.h"
 #include "cc/layers/layer_impl.h"
@@ skipping 57 matching lines @@
         root_impl_(nullptr),
         inner_viewport_container_layer_impl_(nullptr),
         scroll_layer_impl_(nullptr),
         outer_viewport_container_layer_impl_(nullptr),
         child_transform_layer_impl_(nullptr),
         child_impl_(nullptr),
         grand_child_impl_(nullptr),
         great_grand_child_impl_(nullptr) {
     layer_tree_host_->InitializeForTesting(
         TaskRunnerProvider::Create(nullptr, nullptr),
-        scoped_ptr<Proxy>(new FakeProxy), nullptr);
+        std::unique_ptr<Proxy>(new FakeProxy), nullptr);
     CreateTreeForTest();
     fixed_to_top_left_.set_is_fixed_position(true);
     fixed_to_bottom_right_.set_is_fixed_position(true);
     fixed_to_bottom_right_.set_is_fixed_to_right_edge(true);
     fixed_to_bottom_right_.set_is_fixed_to_bottom_edge(true);
   }
 
   void CreateTreeForTest() {
     // scroll_layer_ is the inner viewport scroll layer and child_ is the outer
     // viewport scroll layer.
@@ skipping 72 matching lines @@
     child_transform_layer_impl_ =
         outer_viewport_container_layer_impl_->children()[0];
     child_impl_ = child_transform_layer_impl_->children()[0];
     grand_child_impl_ = child_impl_->children()[0];
     great_grand_child_impl_ = grand_child_impl_->children()[0];
   }
 
  protected:
   FakeLayerTreeHostClient fake_client_;
   TestTaskGraphRunner task_graph_runner_;
-  scoped_ptr<FakeLayerTreeHost> layer_tree_host_;
+  std::unique_ptr<FakeLayerTreeHost> layer_tree_host_;
   scoped_refptr<Layer> root_;
   scoped_refptr<Layer> inner_viewport_container_layer_;
   scoped_refptr<Layer> scroll_layer_;
   scoped_refptr<Layer> outer_viewport_container_layer_;
   scoped_refptr<Layer> child_transform_layer_;
   scoped_refptr<Layer> child_;
   scoped_refptr<Layer> grand_child_;
   scoped_refptr<Layer> great_grand_child_;
   LayerImpl* root_impl_;
   LayerImpl* inner_viewport_container_layer_impl_;
@@ skipping 976 matching lines @@
   VerifySerializeAndDeserializeProto(true, false, true);
   VerifySerializeAndDeserializeProto(true, false, false);
   VerifySerializeAndDeserializeProto(false, true, true);
   VerifySerializeAndDeserializeProto(false, true, false);
   VerifySerializeAndDeserializeProto(false, false, true);
   VerifySerializeAndDeserializeProto(false, false, false);
 }
 
 }  // namespace
 }  // namespace cc