diff -r 390794d000e6 -r c4f2b6749c86 src/java.base/share/classes/jdk/internal/misc/JavaLangAccess.java
--- a/src/java.base/share/classes/jdk/internal/misc/JavaLangAccess.java	Tue Dec 05 14:10:11 2017 +0100
+++ b/src/java.base/share/classes/jdk/internal/misc/JavaLangAccess.java	Tue Dec 05 14:25:16 2017 +0100
@@ -124,16 +124,6 @@
     void registerShutdownHook(int slot, boolean registerShutdownInProgress, Runnable hook);
 
     /**
-     * Returns a new string backed by the provided character array. The
-     * character array is not copied and must never be modified after the
-     * String is created, in order to fulfill String's contract.
-     *
-     * @param chars the character array to back the string
-     * @return a newly created string whose content is the character array
-     */
-    String newStringUnsafe(char[] chars);
-
-    /**
      * Returns a new Thread with the given Runnable and an
      * inherited AccessControlContext.
      */