Bug 1547929 - [Tablet] Make default browser option not displayed on top of the Settings Menu; r=petru

Differential Revision: https://phabricator.services.mozilla.com/D30468

--HG--
extra : moz-landing-system : lando

mobile/android/app/src/main/res/xml-v11/preference_headers.xml

@@ -58,13 +58,6 @@
             android:value="preferences_privacy_clear_tablet"/>
     </header>
 
-    <header android:fragment="org.mozilla.gecko.preferences.GeckoPreferenceFragment"
-        android:title="@string/pref_default_browser"
-        android:id="@+id/pref_header_default_browser">
-        <extra android:name="resource"
-            android:value="preferences_default_browser_tablet"/>
-    </header>
-
     <header android:fragment="org.mozilla.gecko.preferences.GeckoPreferenceFragment"
             android:title="@string/pref_header_vendor"
             android:id="@+id/pref_header_vendor">

mobile/android/app/src/main/res/xml/preferences_general_tablet.xml

@@ -15,6 +15,12 @@
                                                   android:title="@string/pref_sync"
                                                   android:persistent="false" />
 
+    <org.mozilla.gecko.preferences.DefaultBrowserPreference
+            android:key="android.not_a_preference.default_browser.link"
+            android:title="@string/pref_default_browser"
+            android:persistent="false"
+            url="https://support.mozilla.org/kb/make-firefox-default-browser-android?utm_source=inproduct&amp;utm_medium=settings&amp;utm_campaign=mobileandroid"/>
+
     <PreferenceScreen android:key="android.not_a_preference.general_home"
                       android:title="@string/pref_category_home"
                       android:summary="@string/pref_category_home_summary"