| ⇢ | B | GZipRule::doValidation() added | |
| ⇢ | A | ValidRule::doValidation() added | |
| ⇢ | A | ExpiresRule::init() added | |
| ⇢ | A | MaxAgeRule::init() added | |
| ⇢ | A | PragmaNoCacheRule::init() added | |
| A | ↘ | B | ExpiresRule::validate() got worse |
| A | ↛ | GZipRule::validate() removed | |
| A | ↛ | ValidRule::validate() removed |