pub trait ICoreWebView2Environment3_Impl: Sized + ICoreWebView2Environment2_Impl {
// Required methods
fn CreateCoreWebView2CompositionController(
&self,
parentwindow: HWND,
handler: Option<&ICoreWebView2CreateCoreWebView2CompositionControllerCompletedHandler>
) -> Result<()>;
fn CreateCoreWebView2PointerInfo(&self) -> Result<ICoreWebView2PointerInfo>;
}