Replace scoped_ptr with std::unique_ptr in //ui

ui/ozone/platform/drm/host/drm_display_host.cc

 // Copyright 2015 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 "ui/ozone/platform/drm/host/drm_display_host.h"
 
 #include "base/location.h"
+#include "base/memory/ptr_util.h"
 #include "base/thread_task_runner_handle.h"
 #include "ui/ozone/common/display_snapshot_proxy.h"
 #include "ui/ozone/common/display_util.h"
 #include "ui/ozone/platform/drm/host/gpu_thread_adapter.h"
 
 namespace ui {
 
 DrmDisplayHost::DrmDisplayHost(GpuThreadAdapter* sender,
                                const DisplaySnapshot_Params& params,
                                bool is_dummy)
     : sender_(sender),
       snapshot_(new DisplaySnapshotProxy(params)),
       is_dummy_(is_dummy) {
   sender_->AddGpuThreadObserver(this);
 }
 
 DrmDisplayHost::~DrmDisplayHost() {
   sender_->RemoveGpuThreadObserver(this);
   ClearCallbacks();
 }
 
 void DrmDisplayHost::UpdateDisplaySnapshot(
     const DisplaySnapshot_Params& params) {
-  snapshot_ = make_scoped_ptr(new DisplaySnapshotProxy(params));
+  snapshot_ = base::WrapUnique(new DisplaySnapshotProxy(params));
 }
 
 void DrmDisplayHost::Configure(const DisplayMode* mode,
                                const gfx::Point& origin,
                                const ConfigureCallback& callback) {
   if (is_dummy_) {
     callback.Run(true);
     return;
   }
 
@@ skipping 80 matching lines @@
 void DrmDisplayHost::ClearCallbacks() {
   if (!configure_callback_.is_null())
     OnDisplayConfigured(false);
   if (!get_hdcp_callback_.is_null())
     OnHDCPStateReceived(false, HDCP_STATE_UNDESIRED);
   if (!set_hdcp_callback_.is_null())
     OnHDCPStateUpdated(false);
 }
 
 }  // namespace ui