[Extensions] Convert APIs to use movable types [13]

chrome/browser/extensions/display_info_provider_chromeos.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 "chrome/browser/extensions/display_info_provider_chromeos.h"
 
 #include <stdint.h>
 
 #include "ash/display/display_configuration_controller.h"
 #include "ash/display/display_manager.h"
@@ skipping 390 matching lines @@
     return DisplayInfoProvider::GetAllDisplaysInfo();
 
   std::vector<gfx::Display> displays =
       display_manager->software_mirroring_display_list();
   CHECK_GT(displays.size(), 0u);
 
   // Use first display as primary.
   int64_t primary_id = displays[0].id();
   DisplayInfo all_displays;
   for (const gfx::Display& display : displays) {
-    linked_ptr<api::system_display::DisplayUnitInfo> unit(
-        CreateDisplayUnitInfo(display, primary_id));
-    UpdateDisplayUnitInfoForPlatform(display, unit.get());
-    all_displays.push_back(unit);
+    api::system_display::DisplayUnitInfo unit =
+        CreateDisplayUnitInfo(display, primary_id);
+    UpdateDisplayUnitInfoForPlatform(display, &unit);
+    all_displays.push_back(std::move(unit));
   }
   return all_displays;
 }
 
 // static
 DisplayInfoProvider* DisplayInfoProvider::Create() {
   return new DisplayInfoProviderChromeOS();
 }
 
 }  // namespace extensions