Remove unused code

src/components/views/rooms/MessageComposerInputOld.js

@@ -15,30 +15,6 @@
  */
 var React = require("react");
 
-var marked = require("marked");
-
-var marked_options = {
-    renderer: new marked.Renderer(),
-    gfm: true,
-    tables: true,
-    breaks: true,
-    pedantic: false,
-    sanitize: true,
-    smartLists: true,
-    smartypants: false
-};
-
-marked.setOptions({
-    renderer: new marked.Renderer(),
-    gfm: true,
-    tables: true,
-    breaks: true,
-    pedantic: false,
-    sanitize: true,
-    smartLists: true,
-    smartypants: false
-});
-
 var MatrixClientPeg = require("../../../MatrixClientPeg");
 var SlashCommands = require("../../../SlashCommands");
 var Modal = require("../../../Modal");