@Override
  public UnaryCallable<GetTaskRequest, Task> getTaskCallable() {
    return getTaskCallable;
  }
Constructs an instance of HttpJsonCloudTasksStub, using the given settings. This is protected
so that it is easy to make a subclass, but otherwise, the static factory methods should be
preferred.
java-tasks/google-cloud-tasks/src/main/java/com/google/cloud/tasks/v2beta3/stub/HttpJsonCloudTasksStub.java