Delete ToolBit if ToolController is deleted

src/Mod/Path/PathScripts/PathToolController.py

@@ -84,6 +84,11 @@ class ToolController:
     def onDocumentRestored(self, obj):
         obj.setEditorMode('Placement', 2)
 
+    def onDelete(self, obj, arg2=None):
+        if not self.usesLegacyTool(obj):
+            if len(obj.Tool.InList) == 1:
+                obj.Document.removeObject(obj.Tool.Name)
+
     def setFromTemplate(self, obj, template):
         '''setFromTemplate(obj, xmlItem) ... extract properties from xmlItem and assign to receiver.'''
         PathLog.track(obj.Name, template)

src/Mod/Path/PathScripts/PathToolControllerGui.py

@@ -80,6 +80,7 @@ class ViewProvider:
     def onDelete(self, vobj, args=None):
         # pylint: disable=unused-argument
         PathUtil.clearExpressionEngine(vobj.Object)
+        self.vobj.Object.Proxy.onDelete(vobj.Object, args)
         return True
 
     def updateData(self, vobj, prop):