removed unused code

lib/renderer.js

@@ -93,19 +93,8 @@ rules.paragraph_open = function (tokens, idx /*, options, env */) {
   return tokens[idx].tight ? '' : '<p>';
 };
 rules.paragraph_close = function (tokens, idx /*, options, env */) {
-  // We have 2 cases of "hidden" paragraphs
-  //
-  // 1. In tight lists
-  // 2. When content was stripped (reference definition, for example)
-  //
   if (tokens[idx].tight === true) {
-    if (!tokens[idx - 1].content) {
-      return '';
-    }
-    if (tokens[idx + 1].type.slice(-5) === 'close') {
-      return '';
-    }
-    return '\n';
+    return tokens[idx + 1].type.slice(-5) === 'close' ? '' : '\n';
   }
   return '</p>\n';
 };