Constants in Performance Logging and Monitoring 7

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Name	Location	Direct uses	Strings
PERFORMANCE_KEY	./performance.module	6	1
PERFORMANCE_MEMCACHE_BIN	./performance.module	4	1
PERFORMANCE_MIN_MEMORY	./performance.install	1	1
PERFORMANCE_QUERY_VAR	./performance.module	8	1
PERFORMANCE_SETTINGS	./performance.module	5	1
PERFORMANCE_ZEND_KEYS	./performance.module	3	1
PERFORMANCE_ZEND_NAMESPACE	./performance.module	2	1