diff -r 3b3e23e67329 -r 3651128c74eb langtools/src/share/classes/com/sun/tools/doclets/formats/html/markup/HtmlTree.java
--- a/langtools/src/share/classes/com/sun/tools/doclets/formats/html/markup/HtmlTree.java	Wed Dec 18 19:22:58 2013 +0000
+++ b/langtools/src/share/classes/com/sun/tools/doclets/formats/html/markup/HtmlTree.java	Wed Dec 18 16:05:18 2013 -0500
@@ -79,7 +79,7 @@
      */
     public void addAttr(HtmlAttr attrName, String attrValue) {
         if (attrs.isEmpty())
-            attrs = new LinkedHashMap<HtmlAttr,String>(3);
+            attrs = new LinkedHashMap<>(3);
         attrs.put(nullCheck(attrName), escapeHtmlChars(attrValue));
     }
 
@@ -109,7 +109,7 @@
         }
         else if (tagContent == HtmlTree.EMPTY || tagContent.isValid()) {
             if (content.isEmpty())
-                content = new ArrayList<Content>();
+                content = new ArrayList<>();
             content.add(tagContent);
         }
     }