r148242 and r148275 have upstreamed the majority part of web filesystem implementation of the BlackBerry port. WebPage.{h, cpp} also need to be updated.
Created attachment 198423 [details] Patch
Comment on attachment 198423 [details] Patch LGTM.
Comment on attachment 198423 [details] Patch Clearing flags on attachment: 198423 Committed r148543: <http://trac.webkit.org/changeset/148543>
All reviewed patches have been landed. Closing bug.