In preparation for JEP 160, SharedSecrets and friend interfaces should be moved out of 'sun.misc' and located in a truly private package. This is so that they are not part of the proposed to be exported 'sun.misc' package.
JDK-8141748Move SharedSecrets and interface friends out of sun.misc
JDK-8139450JavaFX applications cannot be run with JDK 9-b85 promoted build
JDK-8138794[TESTBUG] ctw tests fail to compile after 8137056