Use optimization level 0 for D3D11.

TRAC #22516
Signed-off-by: Shannon Woods
Signed-off-by: Geoff Lang
Author: Nicolas Capens

git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1926 736b8ea6-26fd-11df-bfd4-992fa37f6226
4 files changed