Replace scoped_ptr with std::unique_ptr in //ui

ui/ozone/platform/cast/client_native_pixmap_factory_cast.cc

Index: ui/ozone/platform/cast/client_native_pixmap_factory_cast.cc
diff --git a/ui/ozone/platform/cast/client_native_pixmap_factory_cast.cc b/ui/ozone/platform/cast/client_native_pixmap_factory_cast.cc
index e03335f25fcf5496b4dddfa92eaa86e87e5d6361..bf56031ed0fe6f8f9f1678a8bacf803ab79e84dc 100644
--- a/ui/ozone/platform/cast/client_native_pixmap_factory_cast.cc
+++ b/ui/ozone/platform/cast/client_native_pixmap_factory_cast.cc
@@ -5,6 +5,7 @@
 #include "ui/ozone/platform/cast/client_native_pixmap_factory_cast.h"
 
 #include "base/logging.h"
+#include "base/memory/ptr_util.h"
 #include "ui/gfx/buffer_types.h"
 #include "ui/ozone/public/client_native_pixmap.h"
 #include "ui/ozone/public/client_native_pixmap_factory.h"
@@ -35,11 +36,11 @@ class ClientNativePixmapFactoryCast : public ClientNativePixmapFactory {
            usage == gfx::BufferUsage::SCANOUT;
   }
 
-  scoped_ptr<ClientNativePixmap> ImportFromHandle(
+  std::unique_ptr<ClientNativePixmap> ImportFromHandle(
       const gfx::NativePixmapHandle& handle,
       const gfx::Size& size,
       gfx::BufferUsage usage) override {
-    return make_scoped_ptr(new ClientNativePixmapCast());
+    return base::WrapUnique(new ClientNativePixmapCast());
   }
 };