[fixed] Remove unused variable

Jimmy Jia · Jimmy Jia · commit 658fa393f684 · 2015-05-18T19:59:53.000-04:00
diff --git a/docs/src/ReactPlayground.js b/docs/src/ReactPlayground.js
@@ -141,7 +141,6 @@ class CodeMirrorEditor extends React.Component {
     let editor;
 
     if (IS_MOBILE) {
-      let preStyles = {overflow: 'scroll'};
       editor = (
         <CodeExample
           mode='javascript'
