Tests that rules could be added to multiple new stylesheets.
Dumping matched rules: 
Dumping inherited rules: 
Creating inspector stylesheet.
Style sheet added: inspector
Adding a rule to the inspector stylesheet.
==== Style sheet text ====
#inspected.s1 {}

Dumping matched rules: 
Dumping inherited rules: 
Creating inspector stylesheet.
Adding a rule to the inspector stylesheet.
==== Style sheet text ====
#inspected.s1-updated {}
#inspected.s1 {}

Dumping matched rules: 
Dumping inherited rules: 
Creating inspector stylesheet.
Style sheet added: inspector
Adding a rule to the inspector stylesheet.
==== Style sheet text ====
#inspected.s2 {}
#inspected.s1-updated {}
#inspected.s1 {}

Dumping matched rules: 
Dumping inherited rules: 
Creating inspector stylesheet.
Style sheet added: inspector
Adding a rule to the inspector stylesheet.
==== Style sheet text ====
#inspected.s3 {}
#inspected.s2 {}
#inspected.s1-updated {}
#inspected.s1 {}

Dumping matched rules: 
Dumping inherited rules: 
Count of unique ids: 3