Drop OverrideStream

Author: ajtowns

src/streams.h

@@ -45,45 +45,6 @@ inline void Xor(Span<std::byte> write, Span<const std::byte> key, size_t key_off
 }
 } // namespace util
 
-template<typename Stream>
-class OverrideStream
-{
-    Stream* stream;
-
-    const int nVersion;
-
-public:
-    OverrideStream(Stream* stream_, int nVersion_) : stream{stream_}, nVersion{nVersion_} {}
-
-    template<typename T>
-    OverrideStream<Stream>& operator<<(const T& obj)
-    {
-        ::Serialize(*this, obj);
-        return (*this);
-    }
-
-    template<typename T>
-    OverrideStream<Stream>& operator>>(T&& obj)
-    {
-        ::Unserialize(*this, obj);
-        return (*this);
-    }
-
-    void write(Span<const std::byte> src)
-    {
-        stream->write(src);
-    }
-
-    void read(Span<std::byte> dst)
-    {
-        stream->read(dst);
-    }
-
-    int GetVersion() const { return nVersion; }
-    size_t size() const { return stream->size(); }
-    void ignore(size_t size) { return stream->ignore(size); }
-};
-
 /* Minimal stream for overwriting and/or appending to an existing byte vector
  *
  * The referenced vector will grow as necessary