remove protocol scheme check before using the uri loader. this
means that all urls will run through the uriloader regardless of
type when it gets turned on.
webshell:
doContent and canHandleContent now take a nsURILoaderCommand
modify the handle link click event method to pass in
in the nsIURILoader::viewUserClick command to the uri loader
r=travis
git-svn-id: svn://10.0.0.236/trunk@55042 18797224-902f-48f8-a5cc-f745e15eee43