[ads] NTT reporting infobar notice (#28203)

android/java/org/chromium/chrome/browser/infobar/BraveInfoBarIdentifier.java

@@ -17,7 +17,8 @@ import java.lang.annotation.RetentionPolicy;
     BraveInfoBarIdentifier.BRAVE_CONFIRM_P3A_INFOBAR_DELEGATE,
     BraveInfoBarIdentifier.SYNC_CANNOT_RUN_INFOBAR,
     BraveInfoBarIdentifier.WEB_DISCOVERY_INFOBAR_DELEGATE,
-    BraveInfoBarIdentifier.BRAVE_SYNC_ACCOUNT_DELETED_INFOBAR
+    BraveInfoBarIdentifier.BRAVE_SYNC_ACCOUNT_DELETED_INFOBAR,
+    BraveInfoBarIdentifier.NEW_TAB_TAKEOVER_INFOBAR_DELEGATE
 })
 @Retention(RetentionPolicy.SOURCE)
 public @interface BraveInfoBarIdentifier {
@@ -29,4 +30,5 @@ public @interface BraveInfoBarIdentifier {
     int SYNC_CANNOT_RUN_INFOBAR = 505;
     int WEB_DISCOVERY_INFOBAR_DELEGATE = 506;
     int BRAVE_SYNC_ACCOUNT_DELETED_INFOBAR = 507;
+    int NEW_TAB_TAKEOVER_INFOBAR_DELEGATE = 511;
 }

android/java/org/chromium/chrome/browser/ntp/BraveNewTabPageLayout.java

@@ -1243,6 +1243,8 @@ public class BraveNewTabPageLayout
         if (mNtpAdapter != null) {
             mNtpAdapter.setNtpImage(ntpImage);
         }
+
+        boolean wasWallpaperShown = true;
         if (ntpImage instanceof Wallpaper && ((Wallpaper) ntpImage).isRichMedia()) {
             setupSponsoredBackgroundContent();
         } else if (ntpImage instanceof Wallpaper
@@ -1255,6 +1257,13 @@ public class BraveNewTabPageLayout
                 && mSponsoredTab != null
                 && NTPImageUtil.shouldEnableNTPFeature()) {
             setBackgroundImage(ntpImage);
+        } else {
+            wasWallpaperShown = false;
+        }
+
+        if (wasWallpaperShown && ntpImage instanceof Wallpaper) {
+            BraveNewTabTakeoverInfobar infobar = new BraveNewTabTakeoverInfobar(mProfile);
+            infobar.maybeCreate();
         }
     }
 

android/java/org/chromium/chrome/browser/ntp/BraveNewTabTakeoverInfobar.java

@@ -0,0 +1,93 @@
+/* Copyright (c) 2025 The Brave Authors. All rights reserved.
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+package org.chromium.chrome.browser.ntp;
+
+import org.chromium.base.Log;
+import org.chromium.chrome.R;
+import org.chromium.chrome.browser.app.BraveActivity;
+import org.chromium.chrome.browser.infobar.BraveInfoBarIdentifier;
+import org.chromium.chrome.browser.preferences.BravePref;
+import org.chromium.chrome.browser.profiles.Profile;
+import org.chromium.chrome.browser.tab.Tab;
+import org.chromium.chrome.browser.ui.messages.infobar.BraveSimpleConfirmInfoBarBuilder;
+import org.chromium.chrome.browser.ui.messages.infobar.SimpleConfirmInfoBarBuilder;
+import org.chromium.chrome.browser.util.TabUtils;
+import org.chromium.components.prefs.PrefService;
+import org.chromium.components.user_prefs.UserPrefs;
+
+public class BraveNewTabTakeoverInfobar {
+    private static final String TAG = "NewTabTakeover";
+    private static final String LEARN_MORE_URL =
+            "https://support.brave.com/hc/en-us/articles/35182999599501";
+    private final Profile mProfile;
+
+    public BraveNewTabTakeoverInfobar(Profile profile) {
+        mProfile = profile;
+    }
+
+    public void maybeCreate() {
+        try {
+            if (!shouldShowInfobar()) {
+                return;
+            }
+            recordInfobarWasShown();
+
+            BraveActivity activity = BraveActivity.getBraveActivity();
+            Tab tab = activity.getActivityTabProvider().get();
+            if (tab == null) return;
+
+            BraveSimpleConfirmInfoBarBuilder.create(
+                    tab.getWebContents(),
+                    new SimpleConfirmInfoBarBuilder.Listener() {
+                        @Override
+                        public void onInfoBarDismissed() {}
+
+                        @Override
+                        public boolean onInfoBarButtonClicked(boolean isPrimary) {
+                            suppressInfobar();
+                            return false;
+                        }
+
+                        @Override
+                        public boolean onInfoBarLinkClicked() {
+                            suppressInfobar();
+                            TabUtils.openUrlInSameTab(LEARN_MORE_URL);
+                            return true;
+                        }
+                    },
+                    BraveInfoBarIdentifier.NEW_TAB_TAKEOVER_INFOBAR_DELEGATE,
+                    activity,
+                    /* drawableId= */ 0,
+                    activity.getString(R.string.new_tab_takeover_infobar_message, ""),
+                    /* primaryText= */ "",
+                    /* secondaryText= */ "",
+                    activity.getString(
+                            R.string.new_tab_takeover_infobar_learn_more_opt_out_choices, ""),
+                    /* autoExpire= */ true);
+        } catch (BraveActivity.BraveActivityNotFoundException e) {
+            Log.e(TAG, "maybeCreate infobar", e);
+        }
+    }
+
+    private boolean shouldShowInfobar() {
+        PrefService prefService = UserPrefs.get(mProfile);
+        final int infobarShowCount =
+                prefService.getInteger(BravePref.NEW_TAB_TAKEOVER_INFOBAR_SHOW_COUNT);
+        return infobarShowCount > 0;
+    }
+
+    private void recordInfobarWasShown() {
+        PrefService prefService = UserPrefs.get(mProfile);
+        final int infobarShowCount =
+                prefService.getInteger(BravePref.NEW_TAB_TAKEOVER_INFOBAR_SHOW_COUNT);
+        prefService.setInteger(BravePref.NEW_TAB_TAKEOVER_INFOBAR_SHOW_COUNT, infobarShowCount - 1);
+    }
+
+    private void suppressInfobar() {
+        PrefService prefService = UserPrefs.get(mProfile);
+        prefService.setInteger(BravePref.NEW_TAB_TAKEOVER_INFOBAR_SHOW_COUNT, 0);
+    }
+}