Revert "ob_start() is marked as PHP_OUTPUT_HANDLER_REMOVABLE (i.e. it is not flushable)"

This reverts commit 11a8d33.

Author: dg

src/Bridges/ApplicationLatte/UIRuntime.php

@@ -27,7 +27,7 @@ public static function renderSnippets(UI\Control $control, \stdClass $local = NU
 				if ($name[0] !== '_' || !$control->isControlInvalid((string) substr($name, 1))) {
 					continue;
 				}
-				ob_start(NULL, 0, PHP_OUTPUT_HANDLER_REMOVABLE);
+				ob_start();
 				$function = reset($function);
 				$snippets = $function($local, $params + ['_snippetMode' => TRUE]);
 				$payload->snippets[$id = $control->getSnippetId((string) substr($name, 1))] = ob_get_clean();

src/Bridges/ApplicationTracy/RoutingPanel.php

@@ -65,7 +65,7 @@ public function __construct(Nette\Application\IRouter $router, Nette\Http\IReque
 	public function getTab()
 	{
 		$this->analyse($this->router);
-		ob_start(NULL, 0, PHP_OUTPUT_HANDLER_REMOVABLE);
+		ob_start();
 		$request = $this->request;
 		require __DIR__ . '/templates/RoutingPanel.tab.phtml';
 		return ob_get_clean();
@@ -78,7 +78,7 @@ public function getTab()
 	 */
 	public function getPanel()
 	{
-		ob_start(NULL, 0, PHP_OUTPUT_HANDLER_REMOVABLE);
+		ob_start();
 		$request = $this->request;
 		$routers = $this->routers;
 		$source = $this->source;