[Predictive Back] Update SearchView and NavigationView to unregister back callbacks when detached from window

Resolves #4176

PiperOrigin-RevId: 633969673

Author: dsn5ft

lib/java/com/google/android/material/motion/MaterialBackOrchestrator.java

@@ -186,6 +186,9 @@ public void startListeningForBackCallbacks(
     @DoNotInline
     @Override
     public void stopListeningForBackCallbacks(@NonNull View view) {
+      if (onBackInvokedCallback == null) {
+        return;
+      }
       OnBackInvokedDispatcher onBackInvokedDispatcher = view.findOnBackInvokedDispatcher();
       if (onBackInvokedDispatcher == null) {
         return;

lib/java/com/google/android/material/navigation/NavigationView.java

@@ -476,6 +476,8 @@ protected void onDetachedFromWindow() {
       DrawerLayout drawerLayout = (DrawerLayout) parent;
       drawerLayout.removeDrawerListener(backDrawerListener);
     }
+
+    backOrchestrator.stopListeningForBackCallbacks();
   }
 
   @Override

lib/java/com/google/android/material/search/SearchView.java

@@ -265,6 +265,13 @@ protected void onAttachedToWindow() {
     MaterialShapeUtils.setParentAbsoluteElevation(this);
   }
 
+  @Override
+  protected void onDetachedFromWindow() {
+    super.onDetachedFromWindow();
+
+    backOrchestrator.stopListeningForBackCallbacks();
+  }
+
   @Override
   @NonNull
   public CoordinatorLayout.Behavior<SearchView> getBehavior() {