Drop ext-eio

Author: WyriHaximus

src/Eio/Adapter.php

@@ -57,10 +57,6 @@ public static function getSupportedAdapters()
     {
         $adapters = [];
 
-        if (Eio\Adapter::isSupported()) {
-            $adapters[] = 'Eio';
-        }
-
         if (ChildProcess\Adapter::isSupported()) {
             $adapters[] = 'ChildProcess';
         }

src/Eio/ConstTypeDetector.php

@@ -58,10 +58,6 @@ protected function adapterFactory(&$adapters, $loopSlug, callable $loopFactory)
         $adapters[$loopSlug . '-factory'] = $this->getFacoryProvider($loopFactory);
         $adapters[$loopSlug . '-child-process'] = $this->getChildProcessProvider($loopFactory);
 
-        if (extension_loaded('eio')) {
-            $adapters[$loopSlug . '-eio'] = $this->getEioProvider($loopFactory);
-        }
-
         if (extension_loaded('pthreads')) {
             $adapters[$loopSlug . '-pthreads'] = $this->getPthreadsProvider($loopFactory);
         }