Add the -l option to unpatch an image from nacl to regular Linux.
Add the -l option to unpatch an image from nacl to regular Linux.

Also, removed an apparently duplicate statement
Review URL: http://codereview.chromium.org/6578021

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@4382 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

sbc100/native_client,nacl-webkit/native_client,nacl-webkit/native_client,sbc100/native_client,sbc100/native_client,nacl-webkit/native_client,nacl-webkit/native_client,sbc100/native_client,sbc100/native_client,nacl-webkit/native_client,sbc100/native_client