Revert "Refactoring"

This reverts commit 05885c6a71.

app/src/main/java/eu/faircode/email/ActivityBase.java

@@ -161,8 +161,10 @@ abstract class ActivityBase extends AppCompatActivity implements SharedPreferenc
     public void onUserInteraction() {
         Log.i("User interaction");
 
-        if (!this.getClass().equals(ActivityMain.class) && Helper.shouldAuthenticate(this))
-            restart(null);
+        if (!this.getClass().equals(ActivityMain.class) && Helper.shouldAuthenticate(this)) {
+            finishAndRemoveTask();
+            startActivity(new Intent(this, ActivityMain.class));
+        }
     }
 
     @Override
@@ -203,8 +205,13 @@ abstract class ActivityBase extends AppCompatActivity implements SharedPreferenc
     }
 
     private void checkAuthentication() {
-        if (!this.getClass().equals(ActivityMain.class) && Helper.shouldAuthenticate(this))
-            restart(getIntent());
+        if (!this.getClass().equals(ActivityMain.class) && Helper.shouldAuthenticate(this)) {
+            Intent intent = getIntent();
+            finishAndRemoveTask();
+            startActivity(
+                    new Intent(this, ActivityMain.class)
+                            .putExtra("intent", intent));
+        }
     }
 
     @Override
@@ -275,15 +282,6 @@ abstract class ActivityBase extends AppCompatActivity implements SharedPreferenc
         }
     }
 
-    protected void restart(Intent intent) {
-        Intent main = new Intent(this, ActivityMain.class);
-        if (intent != null)
-            main.putExtra("intent", intent);
-        main.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
-        startActivity(main);
-        finishAndRemoveTask();
-    }
-
     protected boolean backHandled() {
         for (IBackPressedListener listener : backPressedListeners)
             if (listener.onBackPressed())

app/src/main/java/eu/faircode/email/FragmentBase.java

@@ -116,7 +116,10 @@ public class FragmentBase extends Fragment {
     }
 
     protected void restart() {
-        ((ActivityBase) getActivity()).restart(null);
+        Intent intent = new Intent(getContext(), ActivityMain.class);
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+        startActivity(intent);
+        Runtime.getRuntime().exit(0);
     }
 
     @Override