main: remove extern C around #includes in ff_fragment_shader.cpp

Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Jose Fonseca <jfonseca@vmware.com>

src/mesa/main/ff_fragment_shader.cpp

@@ -27,13 +27,15 @@
  * 
  **************************************************************************/
 
-extern "C" {
 #include "glheader.h"
 #include "imports.h"
 #include "mtypes.h"
 #include "main/context.h"
 #include "main/macros.h"
 #include "main/samplerobj.h"
+#include "main/texenvprogram.h"
+#include "main/texobj.h"
+#include "main/uniforms.h"
 #include "program/program.h"
 #include "program/prog_parameter.h"
 #include "program/prog_cache.h"
@@ -41,10 +43,6 @@ extern "C" {
 #include "program/prog_print.h"
 #include "program/prog_statevars.h"
 #include "program/programopt.h"
-#include "texenvprogram.h"
-#include "texobj.h"
-}
-#include "main/uniforms.h"
 #include "../glsl/glsl_types.h"
 #include "../glsl/ir.h"
 #include "../glsl/ir_builder.h"