Remove duplicate typedef.
Thinko in commit per complaint from BF animal locust's older
GCC compiler.
@@ -29,8 +29,6 @@ typedef void (*LogicalOutputPluginWriterUpdateProgress) (struct LogicalDecodingC
TransactionId xid
);
-typedef struct LogicalDecodingContext LogicalDecodingContext;
-
typedef bool (*LogicalDecodingXLogPageReadCB)(XLogReaderState *ctx);
typedef struct LogicalDecodingContext
