See T194067 for what this patch is supposed to fix, additionally,
We introduced a new method to escape the result of `getLimitSelectList()` in ImageListPager because phan was shouting. In HTMLRadioField.php on line 67, I converted the label value to a string because HtmlSnippet accepts only a string
Bug: T194067
Change-Id: I9cc81df0d3225dce4dca50361be9e2561e50e260