GitLab

The new APIs enable saving of general NSURLs. Strip NSURLs that
aren't isFileURLs.

The old apis are deprecated in the 10.8 sdk.

BUG=139138
TBR=sky

Review URL: https://chromiumcodereview.appspot.com/10829053

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148818 0039d316-1c4b-4281-b951-d872f2087c98