XCF: force rendering

Browsers do not support GIMP native format (yet?!). So we really need
to force rendering.
Noticed by Mark while testing the feature on labs.

Follow r107351

diff --git a/includes/media/XCF.php b/includes/media/XCF.php
index ff23334..806db73 100644 (file)
--- a/includes/media/XCF.php
+++ b/includes/media/XCF.php
@@ -19,6 +19,14 @@
  */
 class XCFHandler extends BitmapHandler {
 
+       /**
+        * @param $file
+        * @return bool
+        */
+       function mustRender( $file ) {
+               return true;
+       }
+
        /**
         * Render files as PNG
         *