pt 1 in reviving the android build (copied from pm 28a1, wish me luck)

mobile/android/base/java/org/mozilla/gecko/restrictions/DefaultConfiguration.java

@@ -0,0 +1,34 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+/**
+ * Default implementation of RestrictionConfiguration interface. Used whenever no restrictions are enforced for the
+ * current profile.
+ */
+public class DefaultConfiguration implements RestrictionConfiguration {
+    @Override
+    public boolean isAllowed(Restrictable restrictable) {
+        if (restrictable == Restrictable.BLOCK_LIST) {
+            return false;
+        }
+
+        return true;
+    }
+
+    @Override
+    public boolean canLoadUrl(String url) {
+        return true;
+    }
+
+    @Override
+    public boolean isRestricted() {
+        return false;
+    }
+
+    @Override
+    public void update() {}
+}

mobile/android/base/java/org/mozilla/gecko/restrictions/GuestProfileConfiguration.java

@@ -0,0 +1,83 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+import android.net.Uri;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * RestrictionConfiguration implementation for guest profiles.
+ */
+public class GuestProfileConfiguration implements RestrictionConfiguration {
+    static List<Restrictable> DISABLED_FEATURES = Arrays.asList(
+            Restrictable.DOWNLOAD,
+            Restrictable.INSTALL_EXTENSION,
+            Restrictable.INSTALL_APPS,
+            Restrictable.BROWSE,
+            Restrictable.SHARE,
+            Restrictable.BOOKMARK,
+            Restrictable.ADD_CONTACT,
+            Restrictable.SET_IMAGE,
+            Restrictable.MODIFY_ACCOUNTS,
+            Restrictable.REMOTE_DEBUGGING,
+            Restrictable.IMPORT_SETTINGS,
+            Restrictable.BLOCK_LIST,
+            Restrictable.DATA_CHOICES,
+            Restrictable.DEFAULT_THEME
+    );
+
+    @SuppressWarnings("serial")
+    private static final List<String> BANNED_SCHEMES = Arrays.asList(
+            "file",
+            "chrome",
+            "resource",
+            "jar",
+            "wyciwyg"
+    );
+
+    private static final List<String> BANNED_URLS = Arrays.asList(
+            "about:config",
+            "about:addons"
+    );
+
+    @Override
+    public boolean isAllowed(Restrictable restrictable) {
+        return !DISABLED_FEATURES.contains(restrictable);
+    }
+
+    @Override
+    public boolean canLoadUrl(String url) {
+        // Null URLs are always permitted.
+        if (url == null) {
+            return true;
+        }
+
+        final Uri u = Uri.parse(url);
+        final String scheme = u.getScheme();
+        if (BANNED_SCHEMES.contains(scheme)) {
+            return false;
+        }
+
+        url = url.toLowerCase();
+        for (String banned : BANNED_URLS) {
+            if (url.startsWith(banned)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    @Override
+    public boolean isRestricted() {
+        return true;
+    }
+
+    @Override
+    public void update() {}
+}

mobile/android/base/java/org/mozilla/gecko/restrictions/Restrictable.java

@@ -0,0 +1,112 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+import org.mozilla.gecko.R;
+
+import android.content.Context;
+import android.support.annotation.StringRes;
+
+/**
+ * This is a list of things we can restrict you from doing. Some of these are reflected in Android UserManager constants.
+ * Others are specific to us.
+ * These constants should be in sync with the ones from toolkit/components/parentalcontrols/nsIParentalControlsService.idl
+ */
+public enum Restrictable {
+    DOWNLOAD(1, "downloads", 0, 0),
+
+    INSTALL_EXTENSION(
+            2, "no_install_extensions",
+            R.string.restrictable_feature_addons_installation,
+            R.string.restrictable_feature_addons_installation_description),
+
+    // UserManager.DISALLOW_INSTALL_APPS
+    INSTALL_APPS(3, "no_install_apps", 0 , 0),
+
+    BROWSE(4, "browse", 0, 0),
+
+    SHARE(5, "share", 0, 0),
+
+    BOOKMARK(6, "bookmark", 0, 0),
+
+    ADD_CONTACT(7, "add_contact", 0, 0),
+
+    SET_IMAGE(8, "set_image", 0, 0),
+
+    // UserManager.DISALLOW_MODIFY_ACCOUNTS
+    MODIFY_ACCOUNTS(9, "no_modify_accounts", 0, 0),
+
+    REMOTE_DEBUGGING(10, "remote_debugging", 0, 0),
+
+    IMPORT_SETTINGS(11, "import_settings", 0, 0),
+
+    PRIVATE_BROWSING(
+            12, "private_browsing",
+            R.string.restrictable_feature_private_browsing,
+            R.string.restrictable_feature_private_browsing_description),
+
+    DATA_CHOICES(13, "data_coices", 0, 0),
+
+    CLEAR_HISTORY(14, "clear_history",
+            R.string.restrictable_feature_clear_history,
+            R.string.restrictable_feature_clear_history_description),
+
+    MASTER_PASSWORD(15, "master_password", 0, 0),
+
+    GUEST_BROWSING(16, "guest_browsing",  0, 0),
+
+    ADVANCED_SETTINGS(17, "advanced_settings",
+            R.string.restrictable_feature_advanced_settings,
+            R.string.restrictable_feature_advanced_settings_description),
+
+    CAMERA_MICROPHONE(18, "camera_microphone",
+            R.string.restrictable_feature_camera_microphone,
+            R.string.restrictable_feature_camera_microphone_description),
+
+    BLOCK_LIST(19, "block_list",
+            R.string.restrictable_feature_block_list,
+            R.string.restrictable_feature_block_list_description),
+
+    TELEMETRY(20, "telemetry",
+            R.string.datareporting_telemetry_title,
+            R.string.datareporting_telemetry_summary),
+
+    HEALTH_REPORT(21, "health_report",
+            R.string.datareporting_fhr_title,
+            R.string.datareporting_fhr_summary2),
+
+    DEFAULT_THEME(22, "default_theme", 0, 0);
+
+    public final int id;
+    public final String name;
+
+    @StringRes
+    public final int title;
+
+    @StringRes
+    public final int description;
+
+    Restrictable(final int id, final String name, @StringRes int title, @StringRes int description) {
+        this.id = id;
+        this.name = name;
+        this.title = title;
+        this.description = description;
+    }
+
+    public String getTitle(Context context) {
+        if (title == 0) {
+            return toString();
+        }
+        return context.getResources().getString(title);
+    }
+
+    public String getDescription(Context context) {
+        if (description == 0) {
+            return null;
+        }
+        return context.getResources().getString(description);
+    }
+}

mobile/android/base/java/org/mozilla/gecko/restrictions/RestrictedProfileConfiguration.java

@@ -0,0 +1,129 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+import org.mozilla.gecko.AboutPages;
+import org.mozilla.gecko.AppConstants;
+import org.mozilla.gecko.util.ThreadUtils;
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.StrictMode;
+import android.os.UserManager;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
+public class RestrictedProfileConfiguration implements RestrictionConfiguration {
+    // Mapping from restrictable feature to default state (on/off)
+    private static Map<Restrictable, Boolean> configuration = new LinkedHashMap<>();
+    static {
+        configuration.put(Restrictable.INSTALL_EXTENSION, false);
+        configuration.put(Restrictable.PRIVATE_BROWSING, false);
+        configuration.put(Restrictable.CLEAR_HISTORY, false);
+        configuration.put(Restrictable.MASTER_PASSWORD, false);
+        configuration.put(Restrictable.GUEST_BROWSING, false);
+        configuration.put(Restrictable.ADVANCED_SETTINGS, false);
+        configuration.put(Restrictable.CAMERA_MICROPHONE, false);
+        configuration.put(Restrictable.DATA_CHOICES, false);
+        configuration.put(Restrictable.BLOCK_LIST, false);
+        configuration.put(Restrictable.TELEMETRY, false);
+        configuration.put(Restrictable.HEALTH_REPORT, true);
+        configuration.put(Restrictable.DEFAULT_THEME, true);
+    }
+
+    /**
+     * These restrictions are hidden from the admin configuration UI.
+     */
+    private static List<Restrictable> hiddenRestrictions = new ArrayList<>();
+    static {
+        hiddenRestrictions.add(Restrictable.MASTER_PASSWORD);
+        hiddenRestrictions.add(Restrictable.GUEST_BROWSING);
+        hiddenRestrictions.add(Restrictable.DATA_CHOICES);
+        hiddenRestrictions.add(Restrictable.DEFAULT_THEME);
+
+        // Hold behind Nightly flag until we have an actual block list deployed.
+        if (!AppConstants.NIGHTLY_BUILD) {
+            hiddenRestrictions.add(Restrictable.BLOCK_LIST);
+        }
+    }
+
+    /* package-private */ static boolean shouldHide(Restrictable restrictable) {
+        return hiddenRestrictions.contains(restrictable);
+    }
+
+    /* package-private */ static Map<Restrictable, Boolean> getConfiguration() {
+        return configuration;
+    }
+
+    private Context context;
+
+    public RestrictedProfileConfiguration(Context context) {
+        this.context = context.getApplicationContext();
+    }
+
+    @Override
+    public synchronized boolean isAllowed(Restrictable restrictable) {
+        // Special casing system/user restrictions
+        if (restrictable == Restrictable.INSTALL_APPS || restrictable == Restrictable.MODIFY_ACCOUNTS) {
+            return RestrictionCache.getUserRestriction(context, restrictable.name);
+        }
+
+        if (!RestrictionCache.hasApplicationRestriction(context, restrictable.name) && !configuration.containsKey(restrictable)) {
+            // Always allow features that are not in the configuration
+            return true;
+        }
+
+        return RestrictionCache.getApplicationRestriction(context, restrictable.name, configuration.get(restrictable));
+    }
+
+    @Override
+    public boolean canLoadUrl(String url) {
+        if (!isAllowed(Restrictable.INSTALL_EXTENSION) && AboutPages.isAboutAddons(url)) {
+            return false;
+        }
+
+        if (!isAllowed(Restrictable.PRIVATE_BROWSING) && AboutPages.isAboutPrivateBrowsing(url)) {
+            return false;
+        }
+
+        if (AboutPages.isAboutConfig(url)) {
+            // Always block access to about:config to prevent circumventing restrictions (Bug 1189233)
+            return false;
+        }
+
+        return true;
+    }
+
+    @Override
+    public boolean isRestricted() {
+        return true;
+    }
+
+    @Override
+    public synchronized void update() {
+        RestrictionCache.invalidate();
+    }
+
+    public static List<Restrictable> getVisibleRestrictions() {
+        final List<Restrictable> visibleList = new ArrayList<>();
+
+        for (Restrictable restrictable : configuration.keySet()) {
+            if (hiddenRestrictions.contains(restrictable)) {
+                continue;
+            }
+            visibleList.add(restrictable);
+        }
+
+        return visibleList;
+    }
+}

mobile/android/base/java/org/mozilla/gecko/restrictions/RestrictionCache.java

@@ -0,0 +1,99 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.StrictMode;
+import android.os.UserManager;
+
+import org.mozilla.gecko.util.ThreadUtils;
+
+/**
+ * Cache for user and application restrictions.
+ */
+public class RestrictionCache {
+    private static Bundle cachedAppRestrictions;
+    private static Bundle cachedUserRestrictions;
+    private static boolean isCacheInvalid = true;
+
+    private RestrictionCache() {}
+
+    public static synchronized boolean getUserRestriction(Context context, String restriction) {
+        updateCacheIfNeeded(context);
+        return cachedUserRestrictions.getBoolean(restriction);
+    }
+
+    public static synchronized boolean hasApplicationRestriction(Context context, String restriction) {
+        updateCacheIfNeeded(context);
+        return cachedAppRestrictions.containsKey(restriction);
+    }
+
+    public static synchronized boolean getApplicationRestriction(Context context, String restriction, boolean defaultValue) {
+        updateCacheIfNeeded(context);
+        return cachedAppRestrictions.getBoolean(restriction, defaultValue);
+    }
+
+    public static synchronized boolean hasApplicationRestrictions(Context context) {
+        updateCacheIfNeeded(context);
+        return !cachedAppRestrictions.isEmpty();
+    }
+
+    public static synchronized void invalidate() {
+        isCacheInvalid = true;
+    }
+
+    private static void updateCacheIfNeeded(Context context) {
+        // If we are not on the UI thread then we can just go ahead and read the values (Bug 1189347).
+        // Otherwise we read from the cache to avoid blocking the UI thread. If the cache is invalid
+        // then we hazard the consequences and just do the read.
+        if (isCacheInvalid || !ThreadUtils.isOnUiThread()) {
+            readRestrictions(context);
+            isCacheInvalid = false;
+        }
+    }
+
+    @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
+    private static void readRestrictions(Context context) {
+        final UserManager mgr = (UserManager) context.getSystemService(Context.USER_SERVICE);
+
+        // If we do not have anything in the cache yet then this read might happen on the UI thread (Bug 1189347).
+        final StrictMode.ThreadPolicy policy = StrictMode.allowThreadDiskReads();
+
+        try {
+            Bundle appRestrictions = mgr.getApplicationRestrictions(context.getPackageName());
+            migrateRestrictionsIfNeeded(appRestrictions);
+
+            cachedAppRestrictions = appRestrictions;
+            cachedUserRestrictions = mgr.getUserRestrictions(); // Always implies disk read
+        } finally {
+            StrictMode.setThreadPolicy(policy);
+        }
+    }
+
+    /**
+     * This method migrates the old set of DISALLOW_ restrictions to the new restrictable feature ones (Bug 1189336).
+     */
+    /* package-private */ static void migrateRestrictionsIfNeeded(Bundle bundle) {
+        if (!bundle.containsKey(Restrictable.INSTALL_EXTENSION.name) && bundle.containsKey("no_install_extensions")) {
+            bundle.putBoolean(Restrictable.INSTALL_EXTENSION.name, !bundle.getBoolean("no_install_extensions"));
+        }
+
+        if (!bundle.containsKey(Restrictable.PRIVATE_BROWSING.name) && bundle.containsKey("no_private_browsing")) {
+            bundle.putBoolean(Restrictable.PRIVATE_BROWSING.name, !bundle.getBoolean("no_private_browsing"));
+        }
+
+        if (!bundle.containsKey(Restrictable.CLEAR_HISTORY.name) && bundle.containsKey("no_clear_history")) {
+            bundle.putBoolean(Restrictable.CLEAR_HISTORY.name, !bundle.getBoolean("no_clear_history"));
+        }
+
+        if (!bundle.containsKey(Restrictable.ADVANCED_SETTINGS.name) && bundle.containsKey("no_advanced_settings")) {
+            bundle.putBoolean(Restrictable.ADVANCED_SETTINGS.name, !bundle.getBoolean("no_advanced_settings"));
+        }
+    }
+}

mobile/android/base/java/org/mozilla/gecko/restrictions/RestrictionConfiguration.java

@@ -0,0 +1,31 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+/**
+ * Interface for classes that Restrictions will delegate to for making decisions.
+ */
+public interface RestrictionConfiguration {
+    /**
+     * Is the user allowed to perform this action?
+     */
+    boolean isAllowed(Restrictable restrictable);
+
+    /**
+     * Is the user allowed to load the given URL?
+     */
+    boolean canLoadUrl(String url);
+
+    /**
+     * Is this user restricted in any way?
+     */
+    boolean isRestricted();
+
+    /**
+     * Update restrictions if needed.
+     */
+    void update();
+}

mobile/android/base/java/org/mozilla/gecko/restrictions/RestrictionProvider.java

@@ -0,0 +1,84 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+import org.mozilla.gecko.AppConstants;
+
+import android.annotation.TargetApi;
+import android.app.Activity;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.RestrictionEntry;
+import android.os.Build;
+import android.os.Bundle;
+import android.text.TextUtils;
+
+import java.util.ArrayList;
+import java.util.Map;
+
+/**
+ * Broadcast receiver providing supported restrictions to the system.
+ */
+@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
+public class RestrictionProvider extends BroadcastReceiver {
+    @Override
+    public void onReceive(final Context context, final Intent intent) {
+        if (AppConstants.Versions.preJBMR2) {
+            // This broadcast does not make any sense prior to Jelly Bean MR2.
+            return;
+        }
+
+        final PendingResult result = goAsync();
+
+        new Thread() {
+            @Override
+            public void run() {
+                final Bundle oldRestrictions = intent.getBundleExtra(Intent.EXTRA_RESTRICTIONS_BUNDLE);
+                RestrictionCache.migrateRestrictionsIfNeeded(oldRestrictions);
+
+                final Bundle extras = new Bundle();
+
+                ArrayList<RestrictionEntry> entries = initRestrictions(context, oldRestrictions);
+                extras.putParcelableArrayList(Intent.EXTRA_RESTRICTIONS_LIST, entries);
+
+                result.setResult(Activity.RESULT_OK, null, extras);
+                result.finish();
+            }
+        }.start();
+    }
+
+    private ArrayList<RestrictionEntry> initRestrictions(Context context, Bundle oldRestrictions) {
+        ArrayList<RestrictionEntry> entries = new ArrayList<RestrictionEntry>();
+
+        final Map<Restrictable, Boolean> configuration = RestrictedProfileConfiguration.getConfiguration();
+
+        for (Restrictable restrictable : configuration.keySet()) {
+            if (RestrictedProfileConfiguration.shouldHide(restrictable)) {
+                continue;
+            }
+
+            RestrictionEntry entry = createRestrictionEntryWithDefaultValue(context, restrictable,
+                    oldRestrictions.getBoolean(restrictable.name, configuration.get(restrictable)));
+            entries.add(entry);
+        }
+
+        return entries;
+    }
+
+    private RestrictionEntry createRestrictionEntryWithDefaultValue(Context context, Restrictable restrictable, boolean defaultValue) {
+        RestrictionEntry entry = new RestrictionEntry(restrictable.name, defaultValue);
+
+        entry.setTitle(restrictable.getTitle(context));
+
+        final String description = restrictable.getDescription(context);
+        if (!TextUtils.isEmpty(description)) {
+            entry.setDescription(description);
+        }
+
+        return entry;
+    }
+}

mobile/android/base/java/org/mozilla/gecko/restrictions/Restrictions.java

@@ -0,0 +1,127 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * 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 http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.restrictions;
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.os.Build;
+import android.util.Log;
+
+import org.mozilla.gecko.AppConstants.Versions;
+import org.mozilla.gecko.GeckoAppShell;
+import org.mozilla.gecko.GeckoProfile;
+import org.mozilla.gecko.annotation.RobocopTarget;
+import org.mozilla.gecko.annotation.WrapForJNI;
+
+@RobocopTarget
+public class Restrictions {
+    private static final String LOGTAG = "GeckoRestrictedProfiles";
+
+    private static RestrictionConfiguration configuration;
+
+    private static RestrictionConfiguration getConfiguration(Context context) {
+        if (configuration == null) {
+            configuration = createConfiguration(context);
+        }
+
+        return configuration;
+    }
+
+    public static synchronized RestrictionConfiguration createConfiguration(Context context) {
+        if (configuration != null) {
+            // This method is synchronized and another thread might already have created the configuration.
+            return configuration;
+        }
+
+        if (isGuestProfile(context)) {
+            return new GuestProfileConfiguration();
+        } else if (isRestrictedProfile(context)) {
+            return new RestrictedProfileConfiguration(context);
+        } else {
+            return new DefaultConfiguration();
+        }
+    }
+
+    private static boolean isGuestProfile(Context context) {
+        if (configuration != null) {
+            return configuration instanceof GuestProfileConfiguration;
+        }
+
+        GeckoAppShell.GeckoInterface geckoInterface = GeckoAppShell.getGeckoInterface();
+        if (geckoInterface != null) {
+            return geckoInterface.getProfile().inGuestMode();
+        }
+
+        return GeckoProfile.get(context).inGuestMode();
+    }
+
+    @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
+    public static boolean isRestrictedProfile(Context context) {
+        if (configuration != null) {
+            return configuration instanceof RestrictedProfileConfiguration;
+        }
+
+        if (Versions.preJBMR2) {
+            // Early versions don't support restrictions at all
+            return false;
+        }
+
+        // The user is on a restricted profile if, and only if, we injected application restrictions during account setup.
+        return RestrictionCache.hasApplicationRestrictions(context);
+    }
+
+    public static void update(Context context) {
+        getConfiguration(context).update();
+    }
+
+    private static Restrictable geckoActionToRestriction(int action) {
+        for (Restrictable rest : Restrictable.values()) {
+            if (rest.id == action) {
+                return rest;
+            }
+        }
+
+        throw new IllegalArgumentException("Unknown action " + action);
+    }
+
+    private static boolean canLoadUrl(final Context context, final String url) {
+        return getConfiguration(context).canLoadUrl(url);
+    }
+
+    @WrapForJNI(calledFrom = "gecko")
+    public static boolean isUserRestricted() {
+        return isUserRestricted(GeckoAppShell.getApplicationContext());
+    }
+
+    public static boolean isUserRestricted(final Context context) {
+        return getConfiguration(context).isRestricted();
+    }
+
+    public static boolean isAllowed(final Context context, final Restrictable restrictable) {
+        return getConfiguration(context).isAllowed(restrictable);
+    }
+
+    @WrapForJNI(calledFrom = "gecko")
+    public static boolean isAllowed(int action, String url) {
+        final Restrictable restrictable;
+        try {
+            restrictable = geckoActionToRestriction(action);
+        } catch (IllegalArgumentException ex) {
+            // Unknown actions represent a coding error, so we
+            // refuse the action and log.
+            Log.e(LOGTAG, "Unknown action " + action + "; check calling code.");
+            return false;
+        }
+
+        final Context context = GeckoAppShell.getApplicationContext();
+
+        if (Restrictable.BROWSE == restrictable) {
+            return canLoadUrl(context, url);
+        } else {
+            return isAllowed(context, restrictable);
+        }
+    }
+}