Change predictive back system animations flag to runtime flag

Bug: 320510464
Flag: ACONFIG com.android.systemui.predictive_back_system_anims DISABLED
Test: presubmit
Change-Id: I591133ce8d4c85c7c056b66f1c21ce8d0c40960e
diff --git a/src/com/android/settings/development/BackAnimationPreferenceController.java b/src/com/android/settings/development/BackAnimationPreferenceController.java
index 8c731a4..4d9cf72 100644
--- a/src/com/android/settings/development/BackAnimationPreferenceController.java
+++ b/src/com/android/settings/development/BackAnimationPreferenceController.java
@@ -16,7 +16,7 @@
 
 package com.android.settings.development;
 
-import static com.android.window.flags.Flags.predictiveBackSystemAnimations;
+import static com.android.window.flags.Flags.predictiveBackSystemAnims;
 
 import android.annotation.Nullable;
 import android.content.Context;
@@ -57,7 +57,7 @@
 
     @Override
     public boolean isAvailable() {
-        return !predictiveBackSystemAnimations();
+        return !predictiveBackSystemAnims();
     }
 
     @Override
diff --git a/tests/unit/src/com/android/settings/development/BackAnimationPreferenceControllerTest.java b/tests/unit/src/com/android/settings/development/BackAnimationPreferenceControllerTest.java
index dc4f56a..1d93e88 100644
--- a/tests/unit/src/com/android/settings/development/BackAnimationPreferenceControllerTest.java
+++ b/tests/unit/src/com/android/settings/development/BackAnimationPreferenceControllerTest.java
@@ -91,13 +91,13 @@
     }
 
     @Test
-    @RequiresFlagsEnabled(Flags.FLAG_PREDICTIVE_BACK_SYSTEM_ANIMATIONS)
+    @RequiresFlagsEnabled(Flags.FLAG_PREDICTIVE_BACK_SYSTEM_ANIMS)
     public void controllerNotAvailable_whenAconfigFlagEnabled() {
         assertFalse(mController.isAvailable());
     }
 
     @Test
-    @RequiresFlagsDisabled(Flags.FLAG_PREDICTIVE_BACK_SYSTEM_ANIMATIONS)
+    @RequiresFlagsDisabled(Flags.FLAG_PREDICTIVE_BACK_SYSTEM_ANIMS)
     public void controllerAvailable_whenAconfigFlagDisabled() {
         assertTrue(mController.isAvailable());
     }