* method.h: remove unused declaration.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50476 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Tue May 12 17:08:03 2015  Koichi Sasada  <ko1@atdot.net>
+
+	* method.h: remove unused declaration.
+
 Mon May 11 10:58:45 2015  SHIBATA Hiroshi  <hsbt@ruby-lang.org>
 
 	* gems/bundled_gems: Update minitest-5.6.1 and power_assert-0.2.3.

method.h

@@ -60,8 +60,6 @@ typedef enum {
     END_OF_ENUMERATION(VM_METHOD_TYPE)
 } rb_method_type_t;
 
-struct rb_call_info_struct;
-
 typedef struct rb_method_cfunc_struct {
     VALUE (*func)(ANYARGS);
     VALUE (*invoker)(VALUE (*func)(ANYARGS), VALUE recv, int argc, const VALUE *argv);