public void mergeBranch(LocalTask task) {
    VcsTaskHandler.TaskInfo original = fromBranches(task.getBranches(true));
    VcsTaskHandler.TaskInfo feature = fromBranches(task.getBranches(false));

    VcsTaskHandler[] handlers = VcsTaskHandler.getAllHandlers(myProject);
    for (VcsTaskHandler handler : handlers) {
      handler.closeTask(feature, original);
    }
  }
public void mergeBranch(LocalTask task)