diff --git a/tools/layoutlib/bridge/src/android/view/IWindowManagerImpl.java b/tools/layoutlib/bridge/src/android/view/IWindowManagerImpl.java
index 0da6bb62006c2..007d07553e808 100644
--- a/tools/layoutlib/bridge/src/android/view/IWindowManagerImpl.java
+++ b/tools/layoutlib/bridge/src/android/view/IWindowManagerImpl.java
@@ -242,7 +242,7 @@ public class IWindowManagerImpl implements IWindowManager {
 
     @Override
     public void overridePendingAppTransitionMultiThumb(AppTransitionAnimationSpec[] specs,
-            IRemoteCallback callback, boolean scaleUp) {
+            IRemoteCallback callback0, IRemoteCallback callback1, boolean scaleUp) {
         // TODO Auto-generated method stub
     }