Merge changes from MySQL to get the code compiling again:

 Change return type of ha_innobase::info to int.

 plug.in: Add MYSQL_PLUGIN_DEPENDS_ON_MYSQL_INTERNALS.

handler/ha_innodb.cc

@@ -5485,7 +5485,7 @@ ha_innobase::read_time(
 Returns statistics information of the table to the MySQL interpreter,
 in various fields of the handle object. */
 
-void
+int
 ha_innobase::info(
 /*==============*/
 	uint flag)	/* in: what information MySQL requests */
@@ -5508,7 +5508,7 @@ ha_innobase::info(
 
 	if (srv_force_recovery >= SRV_FORCE_NO_IBUF_MERGE) {
 
-		DBUG_VOID_RETURN;
+                DBUG_RETURN(HA_ERR_CRASHED);
 	}
 
 	/* We do not know if MySQL can call this function before calling
@@ -5700,7 +5700,7 @@ ha_innobase::info(
 
 	prebuilt->trx->op_info = (char*)"";
 
-	DBUG_VOID_RETURN;
+  	DBUG_RETURN(0);
 }
 
 /**************************************************************************

handler/ha_innodb.h

@@ -143,7 +143,7 @@ class ha_innobase: public handler
 	int rnd_pos(byte * buf, byte *pos);
 
 	void position(const byte *record);
-	void info(uint);
+	int info(uint);
 	int analyze(THD* thd,HA_CHECK_OPT* check_opt);
 	int optimize(THD* thd,HA_CHECK_OPT* check_opt);
 	int discard_or_import_tablespace(my_bool discard);

plug.in

@@ -68,4 +68,5 @@ MYSQL_PLUGIN_ACTIONS(innobase,  [
       storage/innobase/handler/Makefile
       storage/innobase/usr/Makefile)
   ])
+MYSQL_PLUGIN_DEPENDS_ON_MYSQL_INTERNALS(innobase, [handler/ha_innodb.cc])