src/jdk.compiler/share/classes/com/sun/tools/javac/resources/javac.properties

*** 220,10 ***
--- 220,13 ---
      Warn about possible lossy conversions in compound assignment.
  
  javac.opt.Xlint.desc.module=\
      Warn about module system related issues.
  
+ javac.opt.Xlint.desc.migration=\
+     Warn about issues related to migration of JDK classes.
+ 
  javac.opt.Xlint.desc.opens=\
      Warn about issues regarding module opens.
  
  javac.opt.Xlint.desc.options=\
      Warn about issues relating to use of command line options.