The functionality provided by these classes has long since been provided by supported APIs in java.util.concurrent.locks. Nothing internal, or external ( to the best of my knowledge ), to the JDK is depending on these classes. They should simply be removed.
$ hg rm src/java.base/share/classes/sun/misc/ConditionLock.java $ hg rm src/java.base/share/classes/sun/misc/Lock.java -Chris. P.S. I did not feel it necessary to generate a webrev for this change.
