Disable animations on Payment apps preferences

Because the preferences on this screen are loaded asynchronously, the
default RecyclerView animations delay the preferences first appearing,
so we disable them here to reduce animation jank.

A long-term solution for disabling preference animations is being
tracked here: https://crbug.com/986401

Bug: 986241
Change-Id: I0ea833d79a49c15bf602d6374080f65d32586555
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1717323Reviewed-by: Boris Sazonov <bsazonov@chromium.org>
Commit-Queue: Natalie Chouinard <chouinard@chromium.org>
Cr-Commit-Position: refs/heads/master@{#681405}

chrome/android/java/src/org/chromium/chrome/browser/preferences/autofill/AndroidPaymentAppsFragment.java

@@ -14,6 +14,7 @@ import android.os.Bundle;
 import android.support.v7.preference.PreferenceFragmentCompat;
 import android.support.v7.preference.PreferenceScreen;
 import android.util.Pair;
+import android.view.View;
 
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.payments.AndroidPaymentAppFactory;
@@ -35,6 +36,14 @@ public class AndroidPaymentAppsFragment extends PreferenceFragmentCompat {
         setPreferenceScreen(screen);
     }
 
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        // Disable animations of preference changes (crbug.com/986241).
+        getListView().setItemAnimator(null);
+    }
+
     @Override
     public void onResume() {
         super.onResume();