Fix missing check causing layout some animation code to be executed when it shouldn't

Reviewed By: dmmiller

Differential Revision: D3404149

fbshipit-source-id: 8663325fd3a4b9257d84075e22bd9cc59d6414ac

Author: olinotteghem

ReactAndroid/src/main/java/com/facebook/react/uimanager/NativeViewHierarchyManager.java

@@ -348,7 +348,8 @@ public void manageChildren(
 
         View viewToRemove = viewManager.getChildAt(viewToManage, indexToRemove);
 
-        if (mLayoutAnimator.shouldAnimateLayout(viewToRemove) &&
+        if (mLayoutAnimationEnabled &&
+            mLayoutAnimator.shouldAnimateLayout(viewToRemove) &&
             arrayContains(tagsToDelete, viewToRemove.getId())) {
           // The view will be removed and dropped by the 'delete' layout animation
           // instead, so do nothing
@@ -395,7 +396,8 @@ public void manageChildren(
                       tagsToDelete));
         }
 
-        if (mLayoutAnimator.shouldAnimateLayout(viewToDestroy)) {
+        if (mLayoutAnimationEnabled &&
+            mLayoutAnimator.shouldAnimateLayout(viewToDestroy)) {
           mLayoutAnimator.deleteView(viewToDestroy, new LayoutAnimationListener() {
             @Override
             public void onAnimationEnd() {