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/DirectiveHandler.cpp b/src/OpenGL/compiler/DirectiveHandler.cpp
index f6a9a93..1c76ced 100644
--- a/src/OpenGL/compiler/DirectiveHandler.cpp
+++ b/src/OpenGL/compiler/DirectiveHandler.cpp
@@ -4,12 +4,12 @@
 // found in the LICENSE file.
 //
 
-#include "compiler/DirectiveHandler.h"
+#include "DirectiveHandler.h"
 
 #include <sstream>
 
-#include "compiler/debug.h"
-#include "compiler/Diagnostics.h"
+#include "debug.h"
+#include "Diagnostics.h"
 
 static TBehavior getBehavior(const std::string& str)
 {