Remove the non-NACL_STANDALONE case for the /dev/urandom FD
Remove the non-NACL_STANDALONE case for the /dev/urandom FD

Chromium has been changed to use the new embedding interface instead.

BUG=http://code.google.com/p/nativeclient/issues/detail?id=2655
TEST=tested against Linux Chromium manually

Review URL: https://chromiumcodereview.appspot.com/10383259

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@8712 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

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