docs: public GVRRenderData setCullFace(GVRCullFaceEnum cullFace, int passIndex) {
          if (passIndex < mRenderPassList.size()) {
              mRenderPassList.get(passIndex).setCullFace(cullFace);
          } else {
              Log.e(TAG, "Trying to set cull face to a invalid pass. Pass " + passIndex + " was not created.");
          }
          return this;
      }