docs: public void selectByName(String childName)
      {
          int i = 0;
          GVRSceneObject owner = getOwnerObject();
          if (owner == null)
          {
              return;
          }
          for (GVRSceneObject child : owner.children())
          {
              if (child.getName().equals(childName))
              {
                  mSwitchIndex = i;
                  return;
              }
              ++i;
          }        
      }