function updateSliderCallback(currentTime, isRunning)
        {
            if (isRunning && this._parentPane.isShowing()) {
                this.currentTimeSlider.value = this.player.source().iterationCount() == null ? currentTime % this.player.source().duration() : currentTime;
                finishCallback();
                this.updateCurrentTime();
            } else {
                this.player.payload().pausedState = true;
                this._updatePauseButton(true);
                finishCallback();
            }
        }
@param {number} currentTime
@param {boolean} isRunning
@this {WebInspector.AnimationSection}