MDL-26167 lib/form: minor coding tweaks

lib/outputcomponents.php

@@ -57,7 +57,7 @@ class file_picker implements renderable {
             'itemid' => 0,
             'maxbytes'=>-1,
             'maxfiles'=>1,
-            'buttonname'=>false,
+            'buttonname'=>false
         );
         foreach ($defaults as $key=>$value) {
             if (empty($options->$key)) {

lib/outputrenderers.php

@@ -1979,7 +1979,7 @@ class core_renderer extends renderer_base {
         } else {
             $maxsize = get_string('maxfilesize', 'moodle', display_size($size));
         }
-        if ($options->buttonname){
+        if ($options->buttonname) {
             $buttonname = ' name="' . $options->buttonname . '"';
         } else {
             $buttonname = '';