application/Espo/Core/Upgrades/Actions/Extension/Install.php
protected function deleteExtension()
    {
        $extensionEntity = $this->getExtensionEntity();

        $this->executeAction(ExtensionManager::DELETE, array('id' => $extensionEntity->get('id')));
    }
protected function deleteExtension()
    {
        $extensionEntity = $this->getExtensionEntity();

        $this->executeAction(ExtensionManager::DELETE, array('id' => $extensionEntity->get('id')));
    }
protected function deleteExtension ( ) { $ extensionEntity = $ this -> getExtensionEntity ( ) ; $ this -> executeAction ( ExtensionManager :: DELETE , array ( 'id' => $ extensionEntity -> get ( 'id' ) ) ) ; }
Delete extension package

@return void
Delete extension package