The webview-element branch #60 sets the mozbrowser element's internalinstanceid attribute in a timeout inside its createdCallback, because setting it immediately in that callback causes the initial URL not to load. The timeout works, but we should figure out where/when to actually set that attribute.
The webview-element branch #60 sets the mozbrowser element's internalinstanceid attribute in a timeout inside its createdCallback, because setting it immediately in that callback causes the initial URL not to load. The timeout works, but we should figure out where/when to actually set that attribute.