add last backwards-compatible version

foobar2000/SDK/replaygain_scanner.h

@@ -73,14 +73,6 @@ public:
 	virtual replaygain_scanner::ptr instantiate(uint32_t flags) = 0;
 };
 
-//! Internal service introduced in 1.5. No guarantees about compatibility. May be changed or removed at any time.
-class replaygain_scanner_config : public service_base {
-	FB2K_MAKE_SERVICE_COREAPI(replaygain_scanner_config);
-public:
-	virtual void get_album_pattern( pfc::string_base & out ) = 0;
-	virtual uint64_t get_read_size_bytes() = 0;
-};
-
 #ifdef FOOBAR2000_DESKTOP
 //! \since 1.4
 //! A class for applying gain to compressed audio packets such as MP3 or AAC. \n