remove Rewind()

stepmania/src/RageFileDriverDirect.cpp

@@ -44,7 +44,6 @@ public:
 	virtual int Read(void *buffer, size_t bytes);
 	virtual int Write(const void *buffer, size_t bytes);
 	virtual int Flush();
-	virtual void Rewind();
 	virtual int Seek( int offset );
 	virtual RageFileObj *Copy( RageFile &p ) const;
 	virtual CString GetDisplayPath() const { return path; }
@@ -359,11 +358,6 @@ int RageFileObjDirect::Write( const void *buf, size_t bytes )
 	return bytes;
 }
 
-void RageFileObjDirect::Rewind()
-{
-	lseek( fd, 0, SEEK_SET );
-}
-
 int RageFileObjDirect::Seek( int offset )
 {
 	return lseek( fd, offset, SEEK_SET );

stepmania/src/RageFileDriverMemory.cpp

@@ -68,11 +68,6 @@ public:
 		return bytes;
 	}
 
-	void Rewind()
-	{
-		m_iFilePos = 0;
-	}
-
 	int Seek( int offset )
 	{
 		m_iFilePos = clamp( offset, 0, GetFileSize() );

stepmania/src/RageFileDriverZip.cpp

@@ -83,7 +83,6 @@ public:
 	~RageFileObjZipDeflated();
 	int Read(void *buffer, size_t bytes);
 	int Write(const void *buffer, size_t bytes) { SetError( "Not implemented" ); return -1; }
-	void Rewind();
 	int Seek( int offset );
 	int GetFileSize() { return info.uncompr_size; }
 	RageFileObj *Copy( RageFile &p ) const
@@ -106,12 +105,6 @@ public:
 	int Read(void *buffer, size_t bytes);
 	int Write(const void *buffer, size_t bytes) { SetError( "Not implemented" ); return -1; }
 
-	void Rewind()
-	{
-		zip.Seek( info.data_offset );
-		FilePos = 0;
-	}
-
 	int Seek( int offset );
 	int GetFileSize() { return info.uncompr_size; }
 
@@ -568,17 +561,6 @@ int RageFileObjZipDeflated::Read( void *buf, size_t bytes )
 	return ret;
 }
 
-void RageFileObjZipDeflated::Rewind()
-{
-	inflateReset( &dstrm );
-	decomp_buf_ptr = decomp_buf;
-	decomp_buf_avail = 0;
-
-    zip.Seek( info.data_offset );
-	CFilePos = 0;
-	UFilePos = 0;
-}
-
 int RageFileObjZipDeflated::Seek( int iPos )
 {
 	/* Optimization: if offset is the end of the file, it's a lseek(0,SEEK_END).  Don't