GitLab

        Looks like ResourceHandle _has_ to do everything
        asynchronously if we don't want to run into
        lots of trouble in the loader.

        Implement support data: URLs.

        Remove some unused Qt only code in ResourceHandleClient.h



git-svn-id: svn://svn.chromium.org/blink/trunk@18885 bbb929c8-8fbe-4397-9dbb-9b2b20218538