mus ws: Move 'reset(new' to base::MakeUnique.

services/ui/ws/scheduled_animation_group.cc

Index: services/ui/ws/scheduled_animation_group.cc
diff --git a/services/ui/ws/scheduled_animation_group.cc b/services/ui/ws/scheduled_animation_group.cc
index 1d37ae2dac3831f646a7ed960e83b0f0f44e3144..691585071ebfa322627723a69f9862e09a8b3b77 100644
--- a/services/ui/ws/scheduled_animation_group.cc
+++ b/services/ui/ws/scheduled_animation_group.cc
@@ -204,7 +204,7 @@ void SetPropertyToTargetProperty(ServerWindow* window,
       duration += element.duration;
       if (duration > max_end_duration) {
         max_end_duration = duration;
-        value.reset(new ScheduledAnimationValue(element.target_value));
+        value = base::MakeUnique<ScheduledAnimationValue>(element.target_value);
       }
     }
   }