- Fix a crash caused by CefBrowserHostImpl being deleted before CefCookieStoreProxy (issue #810).
- Add documentation explaining the relationship between network request processing classes.
- Remove stale code in url_request_context_getter_proxy.cc.
git-svn-id: https://chromiumembedded.googlecode.com/svn/branches/1180@937 5089003a-bbd8-11dd-ad1f-f1f9622dbc98