| ⇢ | A | BaseFormatNegotiator added |
| ⇢ | D | BaseFormatNegotiator::doGetBest() added | |
| ⇢ | B | BaseFormatNegotiator::normalizePriorities() added | |
| ⇢ | A | BaseFormatNegotiator::getRequest() added | |
| ⇢ | A | BaseFormatNegotiator::add() added | |
| ⇢ | A | BaseFormatNegotiator::sanitize() added | |
| ⇢ | A | BaseFormatNegotiator::__construct() added | |
| D | ↗ | A | FormatNegotiator::getBest() improved |
| B | ↛ | FormatNegotiator::normalizePriorities() removed | |
| A | ↛ | FormatNegotiator::getRequest() removed | |
| A | ↛ | FormatNegotiator::__construct() removed | |
| A | ↛ | FormatNegotiator::add() removed | |
| A | ↛ | FormatNegotiator::sanitize() removed |