Fixed updating of actions when closing last editor.

Reviewed-by: Thorbjørn Lindeijer

src/plugins/coreplugin/editormanager/editormanager.cpp

@@ -460,11 +460,7 @@ void EditorManager::handleContextChange(Core::IContext *context)
     if (debugEditorManager)
         qDebug() << Q_FUNC_INFO;
     IEditor *editor = context ? qobject_cast<IEditor*>(context) : 0;
-    if (editor) {
-        setCurrentEditor(editor);
-    } else {
-        updateActions();
-    }
+    setCurrentEditor(editor);
 }
 
 void EditorManager::setCurrentEditor(IEditor *editor, bool ignoreNavigationHistory)