CredentialRequest is only used by DocumentThreadableLoader to disable credential sending in case of cross-origin redirection. This is handled by FetchOptions::Credentials::SameOrigin.
Note that ultimately, all credential-related ResourceLoaderOptions should probably be removed except for FetchOptions::Credentials.
Created attachment 282706 [details] Patch
Created attachment 282754 [details] Patch for landing
Comment on attachment 282754 [details] Patch for landing Clearing flags on attachment: 282754 Committed r202815: <http://trac.webkit.org/changeset/202815>
All reviewed patches have been landed. Closing bug.