message: Created Shared Element Transitioner
diff: @@ -14,6 +14,8 @@ import com.facebook.react.ReactNativeHost;
  import com.facebook.react.ReactRootView;
  import com.facebook.react.modules.core.DefaultHardwareBackBtnHandler;
  +import java.util.HashSet;
  +
  public class SceneActivity extends Activity implements DefaultHardwareBackBtnHandler {
  private ReactRootView mReactRootView;
  public static final String CRUMB = "Navigation.CRUMB";
  @@ -27,8 +29,13 @@ public class SceneActivity extends Activity implements DefaultHardwareBackBtnHan
  Bundle props = new Bundle();
  props.putInt("crumb", getIntent().getIntExtra(CRUMB, 0));
  String appKey = getIntent().getStringExtra(APP_KEY);
  + HashSet<String> sharedElements = (HashSet<String>) getIntent().getSerializableExtra(SHARED_ELEMENTS);
  mReactRootView.startReactApplication(getReactNativeHost().getReactInstanceManager(), appKey, props);
  setContentView(mReactRootView);
  + if (sharedElements != null ) {
  + SharedElementTransitioner transitioner = new SharedElementTransitioner(this, sharedElements);
  + mReactRootView.getRootView().setTag(R.id.sharedElementTransitioner, transitioner);
  + }
  if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
  this.postponeEnterTransition();
  final Activity activity = this;
  