I want to use
if Self.Document as IHTMLDocument2<>nil then
with TWebBrowser(Self).Document as IHTMLDocument2 do
with ParentWindow do
By the looks of it according to the documentation of the Android
WebView, which I currently assume (without having resource to the source) to be behind
TWebBrowser, you'd need to pull out the underlying Android
WebView and call its add
Whether anyone's already done that, I don't know. But that looks to be the requirement. The next step is working out how to access the underlying
WebView. I'd imagine that is tucked away in the Android implementation unit for the web browser, so that will be tricky, and may require you to modify the source files.
Anyway, hopefully that gets you started.