code: @RequiresApi(Build.VERSION_CODES.KITKAT)
      public void removePauseListener(@NonNull IconicsAnimationPauseListener listener) {
          if (mPauseListeners == null) {
              return;
          }
          mPauseListeners.remove(listener);
          if (mPauseListeners.size() == 0) {
              mPauseListeners = null;
              mAnimator.removePauseListener((Animator.AnimatorPauseListener) mProxyPauseListener);
          }
      }
docs: Removes a pause listener from the set listening to this processor.
  
  @param listener the listener to be removed from the current set of pause
  listeners for this processor.