Implements support for FRONT_AND_BACK culling.

TRAC #11331

Author:    Shannon Woods
Signed-off-by: Andrew Lewycky
Signed-off-by: Daniel Koch

git-svn-id: https://angleproject.googlecode.com/svn/trunk@57 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/utilities.cpp b/src/libGLESv2/utilities.cpp
index 295bf6e..a7cbc0f 100644
--- a/src/libGLESv2/utilities.cpp
+++ b/src/libGLESv2/utilities.cpp
@@ -131,7 +131,7 @@
         cull = (frontFace == GL_CCW ? D3DCULL_CCW : D3DCULL_CW);
         break;
       case GL_FRONT_AND_BACK:
-        UNIMPLEMENTED();   // FIXME
+        cull = D3DCULL_NONE; // culling will be handled during draw
         break;
       default: UNREACHABLE();
     }