Add 'long double' to ABI test
Add 'long double' to ABI test

Make 'run_abi_test' also validate the size and alignment of 'long double'
(which in our ABI is always just an alias for 'double').

BUG= none
TEST= trybots

R=sehr@google.com

Review URL: https://chromiumcodereview.appspot.com/10805025

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@9185 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

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