Remove the Radiance compiler copy and use OpenGL's instead.

Bug 18591036

Change-Id: I17158acfa126490e28076052e5937d1deafd96c1
Reviewed-on: https://swiftshader-review.googlesource.com/1691
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
diff --git a/src/OpenGL/compiler/parseConst.cpp b/src/OpenGL/compiler/parseConst.cpp
index c864836..d14babf 100644
--- a/src/OpenGL/compiler/parseConst.cpp
+++ b/src/OpenGL/compiler/parseConst.cpp
@@ -4,7 +4,7 @@
 // found in the LICENSE file.
 //
 
-#include "compiler/ParseHelper.h"
+#include "ParseHelper.h"
 
 //
 // Use this class to carry along data from node to node in