wfProfileOut( __METHOD__ . '-cache' );
}
if ( !$this->mTables || !array_key_exists( self::CACHE_VERSION_KEY, $this->mTables ) ) {
wfProfileOut( __METHOD__ . '-cache' );
}
if ( !$this->mTables || !array_key_exists( self::CACHE_VERSION_KEY, $this->mTables ) ) {