Also note that the package ubuntu-html5-container depends on qtdeclarative5-ubuntu-ui-extras-browser-plugin (which ships UbuntuWebView), so this package would have to be updated together with this namespace change happening (and to do things properly, qtdeclarative5-ubuntu-ui-extras-browser-plugin should also be renamed qtdeclarative5-ubuntu-browser-plugin).
Also note that the package ubuntu- html5-container depends on qtdeclarative5- ubuntu- ui-extras- browser- plugin (which ships UbuntuWebView), so this package would have to be updated together with this namespace change happening (and to do things properly, qtdeclarative5- ubuntu- ui-extras- browser- plugin should also be renamed qtdeclarative5- ubuntu- browser- plugin) .