Add support to the HLSL translator to output interface blocks to constant buffers, using HLSL register packing rules. TRAC #22930 Signed-off-by: Nicolas Capens Signed-off-by: Geoff Lang Author: Jamie Madill git-svn-id: https://angleproject.googlecode.com/svn/branches/es3proto@2344 736b8ea6-26fd-11df-bfd4-992fa37f6226