Make AST default visitor visit functions public

Make those functions public so they can be used within a lambda on GCC
4.8.

gcc/rust/ChangeLog:

	* ast/rust-ast-visitor.h: Make visit functions public.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

diff --git a/gcc/rust/ast/rust-ast-visitor.h b/gcc/rust/ast/rust-ast-visitor.h
index 80214fa7fcec6e2fa352d1561b92af2e023731f3..7d418989c0491ddd2b120075176943cec2a02201 100644 (file)
--- a/gcc/rust/ast/rust-ast-visitor.h
+++ b/gcc/rust/ast/rust-ast-visitor.h
@@ -244,7 +244,6 @@ class DefaultASTVisitor : public ASTVisitor
 public:
   virtual void visit (AST::Crate &crate);
 
-protected:
   virtual void visit (AST::Token &tok) override;
   virtual void visit (AST::DelimTokenTree &delim_tok_tree) override;
   virtual void visit (AST::AttrInputMetaItemContainer &input) override;