compilation fails on 5.0.82

[Aleksandr Kuzminsky]

Compilation of the branch lp:~percona-dev/percona-patches/5.0.82 with MySQL-5.0.82 fails with error:

ccache gcc -DMYSQL_SERVER -DDEFAULT_MYSQL_HOME="\"/usr/local\"" -DDATADIR="\"/usr/local/var\"" -DSHAREDIR="\"/usr/local/share/mysql\"" -DHAVE_CONFIG_H -I. -I../include -I../innobase/include -I../innobase/include -I../include -I../include -I../regex -I. -DDBUG_OFF -O3 -DDBUG_OFF -fno-implicit-templates -fno-exceptions -fno-rtti -fno-implicit-templates -fno-exceptions -fno-rtti -MT log.o -MD -MP -MF .deps/log.Tpo -c -o log.o log.cc
log.cc: In member function 'bool MYSQL_LOG::write(THD*, const char*, uint, time_t, ulonglong)':
log.cc:2445: error: 'class THD' has no member named 'profiling'