Fix after tests.
Fix after tests.

jasonbeverage/cesium,AnalyticalGraphicsInc/cesium,YonatanKra/cesium,CesiumGS/cesium,likangning93/cesium,likangning93/cesium,YonatanKra/cesium,josh-bernstein/cesium,progsung/cesium,kaktus40/cesium,jasonbeverage/cesium,YonatanKra/cesium,CesiumGS/cesium,CesiumGS/cesium,YonatanKra/cesium,progsung/cesium,geoscan/cesium,kaktus40/cesium,CesiumGS/cesium,josh-bernstein/cesium,AnalyticalGraphicsInc/cesium,likangning93/cesium,geoscan/cesium,likangning93/cesium,CesiumGS/cesium,likangning93/cesium