Extract NotificationBuilderBase for holding the arguments.

chrome/android/javatests/src/org/chromium/chrome/browser/notifications/CustomNotificationBuilderTest.java

 // Copyright 2015 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.annotation.SuppressLint;
 import android.app.Notification;
 import android.app.PendingIntent;
 import android.content.Context;
@@ skipping 92 matching lines @@
         // When there are no buttons the container and divider must not be shown.
         assertTrue(buttons.isEmpty());
         assertEquals(View.GONE, bigView.findViewById(R.id.button_divider).getVisibility());
         assertEquals(View.GONE, bigView.findViewById(R.id.buttons).getVisibility());
     }
 
     @SmallTest
     @Feature({"Browser", "Notifications"})
     public void testMaxActionButtons() {
         Context context = getInstrumentation().getTargetContext();
-        NotificationBuilder builder = new CustomNotificationBuilder(context)
+        NotificationBuilderBase builder = new CustomNotificationBuilder(context)
                                               .addAction(0 /* iconId */, "button",
                                                       createIntent(context, "ActionButtonOne"))
                                               .addAction(0 /* iconId */, "button",
                                                       createIntent(context, "ActionButtonTwo"))
                                               .addAction(0 /* iconId */, "button",
                                                       createIntent(context, "ActionButtonThree"));
         try {
             builder.addAction(0 /* iconId */, "button", createIntent(context, "ActionButtonFour"));
             fail("This statement should not be reached as the previous statement should throw.");
         } catch (IllegalStateException e) {
@@ skipping 86 matching lines @@
         return PendingIntent.getBroadcast(
                 context, 0 /* requestCode */, intent, PendingIntent.FLAG_UPDATE_CURRENT);
     }
 
     private static String createString(char character, int length) {
         char[] chars = new char[length];
         Arrays.fill(chars, character);
         return new String(chars);
     }
 }