Remove an unused helper function in the Ruby generator.


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665616 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/compiler/cpp/src/generate/t_rb_generator.h b/compiler/cpp/src/generate/t_rb_generator.h
index e0463ef..f5e07bd 100644
--- a/compiler/cpp/src/generate/t_rb_generator.h
+++ b/compiler/cpp/src/generate/t_rb_generator.h
@@ -141,11 +141,6 @@
 
 
 
-  std::string ruby_namespace(t_program* p) {
-    std::string ns = p->get_ruby_namespace();
-    return ns.size() ? ns : "";
-  }
-
   std::vector<std::string> ruby_modules(t_program* p) {
     std::string ns = p->get_ruby_namespace();
     boost::tokenizer<> tok(ns);