Return a sequence when optimizing constant conditions so that brackets will be added to the HLSL output.

TRAC #20052
ISSUE=252
Signed-off-by: Daniel Koch
Author: Nicolas Capens

git-svn-id: http://angleproject.googlecode.com/svn/trunk@1016 736b8ea6-26fd-11df-bfd4-992fa37f6226
1 file changed