Revert "Merge branch 'weierophinney-hotfix/cache-dba-inifile'"

This reverts commit 1419dce, reversing
changes made to eb58777.

Change was re-targeted to develop, as it's a BC break.

library/Zend/Cache/Storage/Adapter/DbaOptions.php

@@ -117,12 +117,6 @@ public function setHandler($handler)
             throw new Exception\ExtensionNotLoadedException("DBA-Handler '{$handler}' not supported");
         }
 
-        if ($handler === 'inifile') {
-            throw new Exception\ExtensionNotLoadedException(
-                "DBA-Handler 'inifile' does not reliably support write operations"
-            );
-        }
-
         $this->triggerOptionEvent('handler', $handler);
         $this->handler = $handler;
         return $this;

tests/ZendTest/Cache/Storage/Adapter/DbaInifileTest.php

@@ -9,20 +9,11 @@
 
 namespace ZendTest\Cache\Storage\Adapter;
 
-use PHPUnit_Framework_TestCase as TestCase;
-use Zend\Cache\Storage\Adapter\Dba;
 
 /**
  * @group      Zend_Cache
  */
-class DbaInifileTest extends TestCase
+class DbaInifileTest extends AbstractDbaTest
 {
-    public function testSpecifyingInifileHandlerRaisesException()
-    {
-        $this->setExpectedException('Zend\Cache\Exception\ExtensionNotLoadedException', 'inifile');
-        $cache = new Dba(array(
-            'pathname' => sys_get_temp_dir() . DIRECTORY_SEPARATOR . uniqid('zfcache_dba_') . '.inifile',
-            'handler'  => 'inifile',
-        ));
-    }
+    protected $handler = 'inifile';
 }