Bug 1798363 - Have DFPI as the default cookie policy in GeckoView-Example. r=geckoview-reviewers,jonalmeida

Differential Revision: https://phabricator.services.mozilla.com/D160830

mobile/android/geckoview_example/src/main/java/org/mozilla/geckoview_example/GeckoViewActivity.java

@@ -812,6 +812,10 @@ public class GeckoViewActivity extends AppCompatActivity
       if (extras != null) {
         runtimeSettingsBuilder.extras(extras);
       }
+      final @ContentBlocking.CBCookieBehavior int cookieBehavior =
+          preferences.getBoolean(getString(R.string.key_dfpi), true)
+              ? ContentBlocking.CookieBehavior.ACCEPT_FIRST_PARTY_AND_ISOLATE_OTHERS
+              : ContentBlocking.CookieBehavior.ACCEPT_NON_TRACKERS;
       runtimeSettingsBuilder
           .remoteDebuggingEnabled(mRemoteDebugging.value())
           .consoleOutput(true)
@@ -820,8 +824,8 @@ public class GeckoViewActivity extends AppCompatActivity
                   .antiTracking(
                       ContentBlocking.AntiTracking.DEFAULT | ContentBlocking.AntiTracking.STP)
                   .safeBrowsing(ContentBlocking.SafeBrowsing.DEFAULT)
-                  .cookieBehavior(ContentBlocking.CookieBehavior.ACCEPT_NON_TRACKERS)
-                  .cookieBehaviorPrivateMode(ContentBlocking.CookieBehavior.ACCEPT_NON_TRACKERS)
+                  .cookieBehavior(cookieBehavior)
+                  .cookieBehaviorPrivateMode(cookieBehavior)
                   .enhancedTrackingProtectionLevel(ContentBlocking.EtpLevel.DEFAULT)
                   .build())
           .crashHandler(ExampleCrashHandler.class)

mobile/android/geckoview_example/src/main/res/values/strings.xml

@@ -63,7 +63,7 @@
     <item type="bool" name="remote_debugging_default">true</item>
 
     <string name="key_dfpi">dfpi</string>
-    <item type="bool" name="dfpi_default">false</item>
+    <item type="bool" name="dfpi_default">true</item>
 
     <string name="key_autoplay">autoplay</string>
     <item type="bool" name="autoplay_default">false</item>