Remove deprecated code to fix RUBY_DEBUG build failures

process.c

@@ -900,27 +900,6 @@ pst_bitand(VALUE st1, VALUE st2)
     if (mask < 0) {
         rb_raise(rb_eArgError, "negative mask value: %d", mask);
     }
-#define WARN_SUGGEST(suggest) \
-    rb_warn_deprecated_to_remove_at(3.4, "Process::Status#&", suggest)
-
-    switch (mask) {
-      case 0x80:
-        WARN_SUGGEST("Process::Status#coredump?");
-        break;
-      case 0x7f:
-        WARN_SUGGEST("Process::Status#signaled? or Process::Status#termsig");
-        break;
-      case 0xff:
-        WARN_SUGGEST("Process::Status#exited?, Process::Status#stopped? or Process::Status#coredump?");
-        break;
-      case 0xff00:
-        WARN_SUGGEST("Process::Status#exitstatus or Process::Status#stopsig");
-        break;
-      default:
-        WARN_SUGGEST("other Process::Status predicates");
-        break;
-    }
-#undef WARN_SUGGEST
     status &= mask;
 
     return INT2NUM(status);
@@ -955,21 +934,6 @@ pst_rshift(VALUE st1, VALUE st2)
     if (places < 0) {
         rb_raise(rb_eArgError, "negative shift value: %d", places);
     }
-#define WARN_SUGGEST(suggest) \
-    rb_warn_deprecated_to_remove_at(3.4, "Process::Status#>>", suggest)
-
-    switch (places) {
-      case 7:
-        WARN_SUGGEST("Process::Status#coredump?");
-        break;
-      case 8:
-        WARN_SUGGEST("Process::Status#exitstatus or Process::Status#stopsig");
-        break;
-      default:
-        WARN_SUGGEST("other Process::Status attributes");
-        break;
-    }
-#undef WARN_SUGGEST
     status >>= places;
 
     return INT2NUM(status);