Avoid auth redirection when activity restarted and enableAccountHandling is false

Author: surinder-tsys

app/src/main/java/com/owncloud/android/ui/activity/BaseActivity.java

@@ -109,7 +109,9 @@ protected void onNewIntent(Intent intent) {
     protected void onRestart() {
         Log_OC.v(TAG, "onRestart() start");
         super.onRestart();
-        mixinRegistry.onRestart();
+        if (enableAccountHandling) {
+            mixinRegistry.onRestart();
+        }
     }
 
     private void onThemeSettingsModeChanged() {