Consider the example in #943.
From the Outline View select foobar, press Del key and confirm. In this case, the Outline View is updated. However now try to click inside the open editor for class Test54: the whole editor contents will disappear, showing just line numbers:

Consider the example in #943.
From the Outline View select
foobar, press Del key and confirm. In this case, the Outline View is updated. However now try to click inside the open editor for classTest54: the whole editor contents will disappear, showing just line numbers: