hg: portola/portola/jdk: Use isnan instead of isnanf

[mikael.vidstedt at oracle.com]

Changeset: 7ff9f3e84585
Author:    mikael
Date:      2017-04-11 16:04 -0700
URL:       http://hg.openjdk.java.net/portola/portola/jdk/rev/7ff9f3e84585

Use isnan instead of isnanf

! src/java.base/unix/native/libjava/jdk_util_md.h