| ⇢ | A | AfterRequestEvent added | |
| ⇢ | A | BeforeRequestEvent added | |
| ⇢ | A | Event added |
| ⇢ | A | Event::getName() added | |
| ⇢ | A | AfterRequestEvent::__construct() added | |
| ⇢ | A | AfterRequestEvent::getResponse() added | |
| ⇢ | A | AfterRequestEvent::setName() added | |
| ⇢ | A | AfterRequestEvent::getName() added | |
| ⇢ | A | BeforeRequestEvent::__construct() added | |
| ⇢ | A | BeforeRequestEvent::getRequest() added | |
| ⇢ | A | BeforeRequestEvent::setName() added | |
| ⇢ | A | BeforeRequestEvent::getName() added | |
| ⇢ | A | Event::setName() added | |
| A | ↘ | B | Client::doRequest() got worse |
| A | ↛ | KernelEvent::setName() removed | |
| A | ↛ | KernelEvent::getName() removed |