Remove unused, stale copy of platform_qualify/vcpuid.c
Remove unused, stale copy of platform_qualify/vcpuid.c

This file was moved to platform_qualify/arch/x86/vcpuid.c in r2069,
but it was later mistakenly added back in r2095.

I noticed the duplication when grepping for "__asm".

BUG=none
TEST=trybots

Review URL: http://codereview.chromium.org/6526011

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@4314 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

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