Fully turn off task description

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

@@ -393,9 +393,8 @@ abstract class ActivityBase extends AppCompatActivity implements SharedPreferenc
 
         try {
             boolean task_description = prefs.getBoolean("task_description", true);
-            int colorPrimary = (task_description
-                    ? Helper.resolveColor(this, androidx.appcompat.R.attr.colorPrimaryDark)
-                    : getColor(R.color.lightBluePrimary));
+            if (task_description) {
+                int colorPrimary = Helper.resolveColor(this, androidx.appcompat.R.attr.colorPrimaryDark);
                 if (colorPrimary != 0 && Color.alpha(colorPrimary) != 255) {
                     Log.w("Task color primary=" + Integer.toHexString(colorPrimary));
                     colorPrimary = ColorUtils.setAlphaComponent(colorPrimary, 255);
@@ -416,6 +415,7 @@ abstract class ActivityBase extends AppCompatActivity implements SharedPreferenc
                 ActivityManager.TaskDescription td = new ActivityManager.TaskDescription(
                         null, bm, colorPrimary);
                 setTaskDescription(td);
+            }
         } catch (Throwable ex) {
             Log.e(ex);
         }