rt: Remove rust_signal.h

src/rt/rust_signal.h

@@ -1,27 +0,0 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-#ifndef RUST_SIGNAL_H
-#define RUST_SIGNAL_H
-
-// Just an abstract class that represents something that can be signalled
-class rust_signal {
-public:
-    virtual void signal() = 0;
-    virtual ~rust_signal() {}
-    rust_signal() {}
-
-private:
-    // private and undefined to disable copying
-    rust_signal(const rust_signal& rhs);
-    rust_signal& operator=(const rust_signal& rhs);
-};
-
-#endif /* RUST_SIGNAL_H */