From the description of the commit message[1] for WindowTool (which replaces
DialogTool) and FragmentWindowTool, the
ve.ui.MWSyntaxHighlightDialogTool should be a FragmentWindowTool,
and not a WindowTool/DialogTool.
In fact, the bug is caused by the missing isCompatibleWith method
in WindowTool.
[1] I3a0e761f0d6e942d503ec
Follow up: I676af9c50b09ef007926240eb2327d1a0fdd80f5
Bug: T121596
Change-Id: I0fa440d845c1dea34b623de0a36fb57cebf60f78
Maintain the inspector for inline snippets (which are editable
but still not creatable).
Bug: T112617
Bug: T57934
Change-Id: I76e36590363d36c0d3db4ec28ce81c4860d9b467