diff --git a/services/core/java/com/android/server/wm/RecentsAnimationController.java b/services/core/java/com/android/server/wm/RecentsAnimationController.java
index 57fca3aeea799..237846997e9ec 100644
--- a/services/core/java/com/android/server/wm/RecentsAnimationController.java
+++ b/services/core/java/com/android/server/wm/RecentsAnimationController.java
@@ -146,8 +146,6 @@ public class RecentsAnimationController implements DeathRecipient {
 
     @VisibleForTesting
     boolean mIsAddingTaskToTargets;
-    @VisibleForTesting
-    boolean mShouldAttachNavBarToAppDuringTransition;
     private boolean mNavigationBarAttachedToApp;
     private ActivityRecord mNavBarAttachedApp;
 
@@ -379,8 +377,6 @@ public class RecentsAnimationController implements DeathRecipient {
         mDisplayId = displayId;
         mStatusBar = LocalServices.getService(StatusBarManagerInternal.class);
         mDisplayContent = service.mRoot.getDisplayContent(displayId);
-        mShouldAttachNavBarToAppDuringTransition =
-                mDisplayContent.getDisplayPolicy().shouldAttachNavBarToAppDuringTransition();
     }
 
     /**
@@ -577,7 +573,7 @@ public class RecentsAnimationController implements DeathRecipient {
     }
 
     private void attachNavigationBarToApp() {
-        if (!mShouldAttachNavBarToAppDuringTransition
+        if (!mDisplayContent.getDisplayPolicy().shouldAttachNavBarToAppDuringTransition()
                 // Skip the case where the nav bar is controlled by fade rotation.
                 || mDisplayContent.getAsyncRotationController() != null) {
             return;
@@ -652,7 +648,7 @@ public class RecentsAnimationController implements DeathRecipient {
     }
 
     void animateNavigationBarForAppLaunch(long duration) {
-        if (!mShouldAttachNavBarToAppDuringTransition
+        if (!mDisplayContent.getDisplayPolicy().shouldAttachNavBarToAppDuringTransition()
                 // Skip the case where the nav bar is controlled by fade rotation.
                 || mDisplayContent.getAsyncRotationController() != null
                 || mNavigationBarAttachedToApp
diff --git a/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java b/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java
index c131c84a50ce9..7092b0b5ac342 100644
--- a/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java
+++ b/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java
@@ -104,7 +104,6 @@ public class RecentsAnimationControllerTest extends WindowTestsBase {
         when(mMockRunner.asBinder()).thenReturn(new Binder());
         mController = spy(new RecentsAnimationController(mWm, mMockRunner, mAnimationCallbacks,
                 DEFAULT_DISPLAY));
-        mController.mShouldAttachNavBarToAppDuringTransition = false;
         mRootHomeTask = mDefaultDisplay.getDefaultTaskDisplayArea().getRootHomeTask();
         assertNotNull(mRootHomeTask);
     }
@@ -814,13 +813,13 @@ public class RecentsAnimationControllerTest extends WindowTestsBase {
     }
 
     private void setupForShouldAttachNavBarDuringTransition() {
-        mController.mShouldAttachNavBarToAppDuringTransition = true;
         final WindowState navBar = spy(createWindow(null, TYPE_NAVIGATION_BAR, "NavigationBar"));
         mDefaultDisplay.getDisplayPolicy().addWindowLw(navBar, navBar.mAttrs);
         mWm.setRecentsAnimationController(mController);
         doReturn(navBar).when(mController).getNavigationBarWindow();
         final DisplayPolicy displayPolicy = spy(mDefaultDisplay.getDisplayPolicy());
         doReturn(displayPolicy).when(mDefaultDisplay).getDisplayPolicy();
+        doReturn(true).when(displayPolicy).shouldAttachNavBarToAppDuringTransition();
     }
 
     private static void initializeRecentsAnimationController(RecentsAnimationController controller,
diff --git a/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java b/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java
index 6cf2b2d7a31ec..74ba45c130e36 100644
--- a/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/ZOrderingTests.java
@@ -500,7 +500,6 @@ public class ZOrderingTests extends WindowTestsBase {
         RecentsAnimationController controller = new RecentsAnimationController(
                 mWm, mockRunner, null, displayId);
         spyOn(controller);
-        controller.mShouldAttachNavBarToAppDuringTransition = true;
         doReturn(mNavBarWindow).when(controller).getNavigationBarWindow();
         mWm.setRecentsAnimationController(controller);
 
@@ -508,6 +507,10 @@ public class ZOrderingTests extends WindowTestsBase {
         spyOn(mDisplayContent.mInputMethodWindow);
         doReturn(true).when(mDisplayContent.mInputMethodWindow).isVisible();
 
+        DisplayPolicy policy = mDisplayContent.getDisplayPolicy();
+        spyOn(policy);
+        doReturn(true).when(policy).shouldAttachNavBarToAppDuringTransition();
+
         // create home activity
         Task rootHomeTask = mDisplayContent.getDefaultTaskDisplayArea().getRootHomeTask();
         final ActivityRecord homeActivity = new ActivityBuilder(mWm.mAtmService)