toolkit.jar:
* content/global/viewSource.css             (content/viewSource.css)
* content/global/viewSource.js              (content/viewSource.js)
* content/global/viewSource.xul             (content/viewSource.xul)
* content/global/viewPartialSource.js       (content/viewPartialSource.js)
* content/global/viewPartialSource.xul      (content/viewPartialSource.xul)