--- a/jdk/src/jdk.jvmstat/share/classes/sun/jvmstat/perfdata/monitor/PerfDataBufferImpl.java	Fri Aug 14 10:35:45 2015 +0200
+++ b/jdk/src/jdk.jvmstat/share/classes/sun/jvmstat/perfdata/monitor/PerfDataBufferImpl.java	Fri Aug 14 14:40:13 2015 +0300
@@ -222,7 +222,7 @@
      * instrumentation exported by this Java Virtual Machine. If an
      * instrumentation object with the given name exists, a Monitor interface
      * to that object will be return. Otherwise, the method returns
-     * <tt>null</tt>. The method will map requests for instrumention objects
+     * {@code null}. The method will map requests for instrumention objects
      * using old names to their current names, if applicable.
      *
      *
@@ -230,7 +230,7 @@
      * @param name the name of the Instrumentation object to find.
      * @return Monitor - the {@link Monitor} object that can be used to
      *                   monitor the named instrumentation object, or
-     *                   <tt>null</tt> if the named object doesn't exist.
+     *                   {@code null} if the named object doesn't exist.
      * @throws MonitorException Thrown if an error occurs while communicating
      *                          with the target Java Virtual Machine.
      */