Reset Localizer on account deletion

briar-android/src/main/java/org/briarproject/briar/android/Localizer.java

@@ -20,10 +20,12 @@ public class Localizer {
 	// Locking: class
 	@Nullable
 	private static Localizer INSTANCE;
+	private final Locale systemLocale;
 	@Nullable
-	private final Locale locale;
+	private volatile Locale locale;
 
 	private Localizer(SharedPreferences sharedPreferences) {
+		systemLocale = Locale.getDefault();
 		locale = getLocaleFromTag(
 				sharedPreferences.getString(LANGUAGE, "default"));
 	}
@@ -39,6 +41,11 @@ public class Localizer {
 		return INSTANCE;
 	}
 
+	// Reset to the system locale
+	public synchronized void reset() {
+		locale = systemLocale;
+	}
+
 	// Get Locale from BCP-47 tag
 	@Nullable
 	public static Locale getLocaleFromTag(String tag) {

briar-android/src/main/java/org/briarproject/briar/android/login/PasswordActivity.java

@@ -13,6 +13,7 @@ import android.widget.EditText;
 import android.widget.ProgressBar;
 
 import org.briarproject.briar.R;
+import org.briarproject.briar.android.Localizer;
 import org.briarproject.briar.android.activity.ActivityComponent;
 import org.briarproject.briar.android.activity.BaseActivity;
 import org.briarproject.briar.android.controller.BriarController;
@@ -105,6 +106,7 @@ public class PasswordActivity extends BaseActivity {
 
 	private void deleteAccount() {
 		passwordController.deleteAccount(this);
+		Localizer.getInstance().reset();
 		setResult(RESULT_CANCELED);
 		Intent i = new Intent(this, SetupActivity.class);
 		i.setFlags(FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK);