Make size of bot-uploaded tarballs easily noticable.
Make size of bot-uploaded tarballs easily noticable.

This is in preparation for an effort to reduce TC size(s).

TEST= manual
BUG= http://code.google.com/p/nativeclient/issues/detail?id=392
Review URL: https://chromiumcodereview.appspot.com/10533111

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@8904 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

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