Update the download summary icon

chrome/android/java/src/org/chromium/chrome/browser/notifications/NotificationCompatBuilder.java

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.notifications;
 
 import android.app.Notification;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.drawable.Icon;
+import android.os.Bundle;
 import android.support.v4.media.session.MediaSessionCompat;
 import android.support.v7.app.NotificationCompat;
 import android.widget.RemoteViews;
 
 /**
  * Wraps a NotificationCompat.Builder object.
  */
 public class NotificationCompatBuilder implements ChromeNotificationBuilder {
     private final NotificationCompat.Builder mBuilder;
 
@@ skipping 55 matching lines @@
         return this;
     }
 
     @Override
     public ChromeNotificationBuilder setGroupSummary(boolean isGroupSummary) {
         mBuilder.setGroupSummary(isGroupSummary);
         return this;
     }
 
     @Override
+    public ChromeNotificationBuilder addExtras(Bundle extras) {
+        mBuilder.addExtras(extras);
+        return this;
+    }
+
+    @Override
     public ChromeNotificationBuilder setOngoing(boolean ongoing) {
         mBuilder.setOngoing(ongoing);
         return this;
     }
 
     @Override
     public ChromeNotificationBuilder setVisibility(int visibility) {
         mBuilder.setVisibility(visibility);
         return this;
     }
@@ skipping 121 matching lines @@
                 new NotificationCompat.BigTextStyle(mBuilder);
         bigTextStyle.bigText(bigText);
         return bigTextStyle.build();
     }
 
     @Override
     public Notification build() {
         return mBuilder.build();
     }
 }